Rohm Co., Ltd. patent applications published on April 4th, 2024

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Summary of the patent applications from Rohm Co., Ltd. on April 4th, 2024

Rohm Co., Ltd. has recently filed patents for innovative technologies related to power management systems, overcurrent protection circuits, and power supply control apparatus. These patents aim to improve the efficiency, reliability, and performance of electronic devices in various applications.

Summary in bullet points:

  • Driving circuit for high-side transistor with level shift circuit and latch circuit
  • Overcurrent protection circuit for switch devices adjusting limit value based on power supply voltage
  • Power supply control apparatus with driver, synchronous rectification transistor, and controller

Notable applications:

  • Power management systems
  • Motor control systems
  • LED lighting systems
  • Electronic devices such as power supplies, circuit breakers, and electrical switches
  • DC-DC converters, battery chargers, and voltage regulators
  • Automotive industry, industrial automation, renewable energy sector

These patented technologies offer benefits such as enhanced safety, improved energy efficiency, and optimized control of output voltage. They have the potential to impact various industries by providing cost savings, reliability, and enhanced performance in power systems.



Patent applications for Rohm Co., Ltd. on April 4th, 2024

SOUND WAVE PROCESSING DEVICE AND ULTRASONIC SYSTEM (18534356)

Main Inventor

Takahiro Tsuboi


SEMICONDUCTOR DEVICE (18538483)

Main Inventor

Kaori UEBAYASHI


METHOD FOR MANUFACTURING SEMICONDUCTOR APPARATUS AND SEMICONDUCTOR APPARATUS (18249473)

Main Inventor

Koshun SAITO


SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE (18538641)

Main Inventor

Isamu NISHIMURA


SEMICONDUCTOR EQUIPMENT (18256150)

Main Inventor

Moe YAMAGUCHI


SEMICONDUCTOR DEVICE (17768374)

Main Inventor

Hiroshi OJI


INSULATION MODULE (18537324)

Main Inventor

Masahiko ARIMURA


INSULATION MODULE (18537258)

Main Inventor

Masahiko ARIMURA


INSULATION MODULE (18537297)

Main Inventor

Masahiko ARIMURA


STATE DETECTION DEVICE, SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND VEHICLE (18470806)

Main Inventor

Ken HASHIMOTO


DRIVING CIRCUIT OF BRIDGE CIRCUIT (18530608)

Main Inventor

Hisashi SUGIE


CONTROLLER CIRCUIT OF STEP-DOWN DC/DC CONVERTER AND IN-VEHICLE POWER SUPPLY SYSTEM (18471648)

Main Inventor

Nobuyuki Yokoyama


POWER SUPPLY CONTROL APPARATUS AND SWITCHING POWER SUPPLY INCLUDING THE SAME (18449757)

Main Inventor

Tadashi AKAHO


SWITCH DEVICE (18532807)

Main Inventor

Toru Takuma


DRIVING CIRCUIT OF HIGH-SIDE TRANSISTOR, CLASS-D AMPLIFIER CIRCUIT USING THE SAME, CONVERTER CONTROLLER CIRCUIT AND HIGH-SIDE SWITCH CIRCUIT (18474479)

Main Inventor

Mitsuteru SAKAI