Contemporary Amperex Technology (Hong Kong) Limited patent applications on January 30th, 2025
Patent Applications by Contemporary Amperex Technology (Hong Kong) Limited on January 30th, 2025
Contemporary Amperex Technology (Hong Kong) Limited: 20 patent applications
Contemporary Amperex Technology (Hong Kong) Limited has applied for patents in the areas of H01M10/04 (4), H01M50/107 (3), H01M4/38 (2), H01M50/30 (2), H01M4/02 (2) B26D1/065 (1), H01M50/103 (1), H02P29/62 (1), H01M50/593 (1), H01M50/54 (1)
With keywords such as: electrode, battery, assembly, direction, plate, body, power, portion, cell, and device in patent application abstracts.
Patent Applications by Contemporary Amperex Technology (Hong Kong) Limited
Inventor(s): Yunru Shi of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhihua Wen of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): B26D1/06
CPC Code(s): B26D1/065
Abstract: provided are a cutting device, a cutting method, and a cutting apparatus. the cutting device includes a base; a pair of cutting blades, mounted to the base; a drive mechanism, configured to drive the pair of cutting blades to close or open to each other in a first direction; and an adjusting mechanism, configured to drive at least a portion of the base to undergo elastic deformation in a second direction before or during an opening process of the pair of cutting blades driven by the drive mechanism, so as to form a clearance between the pair of cutting blades in the second direction, wherein the second direction is a movement direction of a cutting material and intersects with the first direction.
Inventor(s): Decai ZHU of Ningde City (CN) for contemporary amperex technology (hong kong) limited, Ziqiang WU of Ningde City (CN) for contemporary amperex technology (hong kong) limited, Langchao HU of Ningde City (CN) for contemporary amperex technology (hong kong) limited, Binbin CHEN of Ningde City (CN) for contemporary amperex technology (hong kong) limited, Peng WANG of Ningde City (CN) for contemporary amperex technology (hong kong) limited, Jinqing JI of Ningde City (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): F16K17/18, H01M50/325
CPC Code(s): F16K17/18
Abstract: a balance valve, a battery, and a power consumption apparatus are provided in the embodiments of the present application. the balance valve includes a body, a breathable membrane and a gas barrier structure, where the body is provided with a ventilation channel; the breathable membrane is arranged at one end of the ventilation channel; and, the gas barrier structure is arranged at the other end of the ventilation channel, and the gas barrier structure is configured to open the ventilation channel when the gas pressures inside and outside the gas barrier structure are unbalanced, so as to achieve the gas pressure balance between the inside and outside of the gas barrier structure. the balance valve is applicable to a battery, which could achieve a balance of gas pressures inside and outside the battery when there is a pressure difference between the inside and outside of the battery.
Inventor(s): Baiquan ZHAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Dajun NI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jun HU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shiping FENG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qian WU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jianlei WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): G01N21/88, G01N21/89
CPC Code(s): G01N21/8851
Abstract: a method for defect detection of a cathode electrode plate of a composite material strip includes obtaining a continuous image of the composite material strip; intercepting at least one image segment from the continuous image of the composite material strip, where the image segment includes a cathode electrode plate body region; and performing detection on the cathode electrode plate body region.
Inventor(s): Baiquan ZHAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Dajun Ni of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shiping Feng of Ningde (CN) for contemporary amperex technology (hong kong) limited, Hongyuan Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xianfeng Xie of Ningde (CN) for contemporary amperex technology (hong kong) limited, Ya Dai of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): G01N21/892, G01N21/88, G06T7/00, G06T7/11, G06T7/13, H01M10/12
CPC Code(s): G01N21/892
Abstract: method, apparatus, and system for inspecting a cathode electrode plate of a composite material tape are provided. the method includes: using a camera apparatus to photograph a composite material tape being transported on a laminator to obtain an inspection image covering the composite material tape, where the inspection image includes a cathode electrode plate body region; extracting the cathode electrode plate body region from the inspection image; and inspecting the cathode electrode plate body region to determine a metal leakage defect existing in the cathode electrode plate body region. in the technical solution of the embodiments of this application, an inspection can be performed on a composite material tape being transported on a laminator, so that a metal leakage defect existing on a cathode electrode plate can be detected in real time in the production process of a laminated cell assembly.
Inventor(s): Baiquan ZHAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jun HU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Hongyuan LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xianfeng XIE of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yang LEI of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): G06T7/00, G06T7/136, G06T7/194
CPC Code(s): G06T7/0004
Abstract: a method for defect detection of a separator of a composite material strip includes obtaining a continuous image of the composite material strip; intercepting at least one image segment from the continuous image of the composite material strip, where the image segment includes a separator region; and performing detection on the separator region.
Inventor(s): Xingbu Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xin Sun of Ningde (CN) for contemporary amperex technology (hong kong) limited, Lili Wu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Rundie Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peidong Song of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/04, H01M4/139, H01M10/04, H01M10/0587, H01M50/107, H01M50/152, H01M50/627
CPC Code(s): H01M4/0435
Abstract: a battery cell, a battery, and an electrical device are described. the battery cell includes an electrode assembly. the electrode assembly is wound along a winding direction to form a jelly-roll structure containing a roll core cavity in a central region. the battery cell further includes a gel-state central column packed in the roll core cavity and formed by coagulation. the central roll core cavity formed by winding the electrode assembly is packed with the gel material that coagulates to form a gel-state central column. in this way, the central column can support the electrode assembly after coagulating in shape, thereby improving the deformation resistance of the electrode assembly, and reducing the risk of central collapse of the electrode assembly. in addition, when the electrode assembly is squeezed, the central column can serve as an elastic cushion to some extent.
Inventor(s): Kai Wu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuan Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xiaobin Dong of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zijian Lv of Ningde (CN) for contemporary amperex technology (hong kong) limited, Liangbin Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuwei Qin of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jiazheng Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/36, C01B32/05, H01M4/38, H01M4/587
CPC Code(s): H01M4/364
Abstract: the present application provides a silicon-carbon composite, a method of preparing the same, and a secondary battery including the silicon-carbon composite. the silicon-carbon composite includes porous carbon-based matrix particles having a three-dimensional network interconnecting pore structure; and silicon-based nanoparticles, at least a portion of which is provided in the three-dimensional network interconnecting pore structure. the present application enables secondary batteries to have an improved cycle performance and energy density.
Inventor(s): Chenglong Yang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haiming Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Daichun Tang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Honggang Yu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jingyu Gao of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xingxing Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/38, H01M4/02, H01M4/04, H01M4/583, H01M10/0525, H01M10/0566, H01M10/058
CPC Code(s): H01M4/386
Abstract: this application provides a secondary battery, including a negative electrode plate. the negative electrode plate includes a negative current collector and a negative film layer disposed on at least one surface of the negative current collector. the negative film layer contains a nitrate. the secondary battery of this application can avoid generation of lithium dendrites during cycling. this application further provides an electrical device containing the secondary battery.
Inventor(s): Yueming XU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xiang FAN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Gang LIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qinglin BAI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yonghui WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/04
CPC Code(s): H01M10/0404
Abstract: embodiments provide a pressurizing apparatus, a battery, a battery cell, a processing method, and a production system. the pressurizing apparatus is configured to pressurize a flattened electrode assembly, and includes: a support member configured for placing the electrode assembly; and a pressurizing assembly configured to pressurize the electrode assembly, where the pressurizing assembly and the support member are disposed on two sides of a tab of the electrode assembly. the pressurizing apparatus in the embodiments can reduce the height of a flattened layer of the electrode assembly and the internal space of the battery cell occupied by the flattened layer of the electrode assembly, thus increasing the energy of the battery cell.
Inventor(s): Tiancheng YI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chunhua HU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yao JIANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shushi DOU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chengdu LIANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/0567, C07D239/04, C07D241/04, C07D251/04, C07D295/15, C07D403/04, H01M4/02, H01M4/525, H01M10/0525, H01M10/0569, H01M10/42
CPC Code(s): H01M10/0567
Abstract: the present application provides a lithium-ion battery and an apparatus, and the lithium-ion battery includes an electrode assembly and an electrolytic solution, the electrode assembly includes a positive electrode sheet, a negative electrode sheet and a separation film. a positive active material of the positive electrode sheet includes licomoq, 0.5≤x1≤1.2, 0.8≤y1≤1.0, 0≤z1≤0.1, m is selected from one or more of al, ti, zr, y, and mg, and q is selected from one or more of f, cl, and s. the electrolytic solution contains vinylene carbonate, fluoroethylene carbonate, 1,3-propane sultone, and an additive a. the additive a is a polynitrile six-membered nitrogen-heterocyclic compound with a relatively low oxidation potential. the lithium-ion battery has superb cycle performance and storage performance, especially under high-temperature and high-voltage conditions.
Inventor(s): Ruidi LIU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zengzhong WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Youxin WU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/6557, H01M10/6567, H01M50/209
CPC Code(s): H01M10/6557
Abstract: a battery comprises a case and a battery array. the case is provided with an accommodating cavity, and the battery array is accommodated in the accommodating cavity. the battery array includes m*n battery cells arranged in m rows and n columns, wherein m1, n1, and both m and n are positive integers. each column of battery cells in the battery array is arranged in a first direction, which is a length direction of the battery or a travel direction of the power consuming apparatus with the battery. each row of battery cells in the battery array is arranged in a second direction, which intersects with both the first direction and a vertical plane. a maximum dimension d1 of the battery array in the second direction and a maximum dimension d2 of the accommodating cavity in the second direction satisfy d1/d2∈[0.9, 1].
Inventor(s): Peng WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xingdi CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chao LONG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/103, H01M10/654, H01M10/6556, H01M50/133, H01M50/14, H01M50/15, H01M50/166, H01M50/176
CPC Code(s): H01M50/103
Abstract: embodiments provide a battery and a power consuming device. the battery includes a case, a battery cell, a connection plate and a connector. the case has a top and a bottom opposite to each other in a first direction, and the bottom is provided with an opening. the battery cell is arranged in the case. the connection plate is configured to protrude in a second direction from one side of the case, and to form a receiving portion with the bottom in the first direction, the first direction intersecting the second direction. the connector is arranged in the receiving portion, is connected to the connection plate, and is electrically connected to the battery cell. according to the embodiments, the energy density and the safety of the battery can be improved.
Inventor(s): Zhisheng Chai of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haizu Jin of Ningde (CN) for contemporary amperex technology (hong kong) limited, Rui Yang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Feng Qin of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/179, H01M50/107, H01M50/30, H01M50/342, H01M50/507, H01M50/538
CPC Code(s): H01M50/179
Abstract: the present disclosure provides a battery cell, a battery, and an electric device. the battery cell includes an electrode assembly, a first output electrode and a second output electrode, and a housing. the electrode assembly includes an electrode body, a first tab, and a second tab with an opposite polarity to the first tab. the first tab and the second tab extend from the electrode body. the first output electrode is electrically connected to the first tab, and the second output electrode is electrically connected to the second tab. the housing is configured to accommodate the electrode assembly. the housing is provided with a pressure relief unit. in a first direction (z), the first output electrode and the second output electrode are disposed at an end of the housing, and the pressure relief unit is disposed at another end of the housing.
Inventor(s): Zhisheng CHAI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haizu JIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qingkui CHI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Wenjie YU of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/184, B60L50/64, H01M50/107, H01M50/152, H01M50/188, H01M50/30, H01M50/567
CPC Code(s): H01M50/184
Abstract: a battery end cover assembly includes an end cover, a pole disposed at the end cover, and a sealing nail fixedly connected to the pole. the pole has a first through hole. the sealing nail includes a hollow structure in communication with the first through hole and an air-permeable film covering the hollow structure.
Inventor(s): Longqing PENG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Huaichao TANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Ting LI of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/451, H01M10/04, H01M50/403
CPC Code(s): H01M50/451
Abstract: an electrode assembly includes an electrode assembly body including positive and negative electrode plate body portions, and a separator isolating the positive electrode plate body portion from the negative electrode plate body portion, and protruding outwards at two ends of the electrode assembly body in a first direction relative to the positive and negative electrode plate body portions. two ends of the separator in the first direction have non-contact surfaces that are not in contact with the positive or negative electrode plate body portion. the electrode assembly further includes end protective layers arranged at the two ends of the electrode assembly body in the first direction and forming an integral structure with the electrode assembly body. the end protective layer includes a separator coating portion at least partially covering the non-contact surface and directly bonded to the non-contact surface to form an integral structure with the separator.
Inventor(s): Tao Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jianfu He of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qian Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chen Cui of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xueyang Sun of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yonghuang Ye of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/48, H01M10/04, H01M50/103, H01M50/474
CPC Code(s): H01M50/48
Abstract: the application discloses a battery cell, a battery, and an electrical device. the battery cell includes a shell, an electrode assembly and a buffering member. the shell includes two first side walls opposite to each other in a first direction, with a spacing of d between the two first side walls in the first direction. m electrode assemblies and n buffering members are accommodated inside the shell, where m and n are a positive integer greater than 0. in the fully charged state, the sum of the dimensions of m electrode assemblies along the first direction is d. n buffering members and m electrode assemblies are stacked in the first direction. the buffering member is configured to be compressible, and the sum of the dimensions of n buffering members along the first direction in an uncompressed state is d. d, d, and d meet: 0.9≤(d+d)/d≤1.5.
Inventor(s): Weiwei WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jiang LIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qi CHENG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chuandong LIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Quanzhuang HUANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/54, H01M50/536, H01M50/586
CPC Code(s): H01M50/54
Abstract: a stacked-type electrode assembly, a battery cell, a battery, and an electrical device are disclosed. the stacked-type electrode assembly includes a first electrode plate and a second electrode plate of opposite polarities. the first electrode plate and the second electrode plate are stacked along a first direction. the first electrode plate includes a first coated region and a first blank region arranged along a second direction. the first blank region includes a first connecting portion and a first tab portion. the first connecting portion connects the first coated region and the first tab portion. a dimension of the first connecting portion is larger than a dimension of the first tab portion along a third direction. the first direction, the second direction, and the third direction are perpendicular to each other.
Inventor(s): Huasheng SU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xianglong DU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chengyou XING of Ningde (CN) for contemporary amperex technology (hong kong) limited, Quankun LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haizu JIN of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/593, H01M50/172
CPC Code(s): H01M50/593
Abstract: a battery cell includes a housing, an electrode assembly and a protection member. the electrode assembly is accommodated in the housing. the electrode assembly includes a body portion and a first electrode tab protruding from an end surface of the body portion. the protection member is disposed in the housing and covers at least a part of the end surface. the protection member is provided with a first through hole, and at least a part of the first electrode tab is accommodated in the first through hole.
Inventor(s): Tian Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuanmiao Zhao of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yu Yan of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chunfa Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhanliang Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yifei Huang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H02P29/62, B60L50/60, H01M10/613, H01M10/615, H01M10/625, H01M10/637, H01M10/656, H02K11/02, H02K11/33
CPC Code(s): H02P29/62
Abstract: the present application provides a motor control device, a drive device and an electric apparatus. the motor control device comprises a case in which a motor inverter and a heating power module are housed, a motor neutral interface, a motor multiphase interface and a battery-powered positive/negative interface being provided on a housing of the case; an output end of each inverter power module of the motor inverter is respectively connected to the motor multiphase interface through an output terminal; an output end of the heating power module is connected to the motor neutral interface through a heating output terminal; a positive input end of the heating power module is connected to the battery-powered positive interface through a high-voltage positive terminal; and a negative input end of the heating power module is connected to the battery-powered negative interface through a high-voltage negative terminal.
Inventor(s): Tian Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuanmiao Zhao of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yu Yan of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chunfa Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhanliang Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yifei Huang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H02P29/68, H02K11/33, H05K7/20
CPC Code(s): H02P29/68
Abstract: this application discloses a motor controller, a power system, and an electric apparatus. the motor controller includes a box, a first power device, and a plurality of second power devices. the box is provided with a liquid coolant flow channel, and a liquid inlet and a liquid outlet that are in communication with the liquid coolant flow channel. the first power device is disposed in the box and on a side close to the liquid inlet. the plurality of second power devices are disposed in the box and on a side close to the liquid outlet. the second power devices have a smaller heating power than the first power device. a liquid coolant in the liquid coolant flow channel is capable of separately exchanging heat with the first power device and the plurality of second power devices.
Contemporary Amperex Technology (Hong Kong) Limited patent applications on January 30th, 2025
- Contemporary Amperex Technology (Hong Kong) Limited
- B26D1/06
- CPC B26D1/065
- Contemporary amperex technology (hong kong) limited
- F16K17/18
- H01M50/325
- CPC F16K17/18
- G01N21/88
- G01N21/89
- CPC G01N21/8851
- G01N21/892
- G06T7/00
- G06T7/11
- G06T7/13
- H01M10/12
- CPC G01N21/892
- G06T7/136
- G06T7/194
- CPC G06T7/0004
- H01M4/04
- H01M4/139
- H01M10/04
- H01M10/0587
- H01M50/107
- H01M50/152
- H01M50/627
- CPC H01M4/0435
- H01M4/36
- C01B32/05
- H01M4/38
- H01M4/587
- CPC H01M4/364
- H01M4/02
- H01M4/583
- H01M10/0525
- H01M10/0566
- H01M10/058
- CPC H01M4/386
- CPC H01M10/0404
- H01M10/0567
- C07D239/04
- C07D241/04
- C07D251/04
- C07D295/15
- C07D403/04
- H01M4/525
- H01M10/0569
- H01M10/42
- CPC H01M10/0567
- H01M10/6557
- H01M10/6567
- H01M50/209
- CPC H01M10/6557
- H01M50/103
- H01M10/654
- H01M10/6556
- H01M50/133
- H01M50/14
- H01M50/15
- H01M50/166
- H01M50/176
- CPC H01M50/103
- H01M50/179
- H01M50/30
- H01M50/342
- H01M50/507
- H01M50/538
- CPC H01M50/179
- H01M50/184
- B60L50/64
- H01M50/188
- H01M50/567
- CPC H01M50/184
- H01M50/451
- H01M50/403
- CPC H01M50/451
- H01M50/48
- H01M50/474
- CPC H01M50/48
- H01M50/54
- H01M50/536
- H01M50/586
- CPC H01M50/54
- H01M50/593
- H01M50/172
- CPC H01M50/593
- H02P29/62
- B60L50/60
- H01M10/613
- H01M10/615
- H01M10/625
- H01M10/637
- H01M10/656
- H02K11/02
- H02K11/33
- CPC H02P29/62
- H02P29/68
- H05K7/20
- CPC H02P29/68