Category:Yoshifumi KAMEI

Yoshifumi KAMEI

Executive Summary

Yoshifumi KAMEI is an inventor who has filed 9 patents. Their primary areas of innovation include {Colour filters} (5 patents), OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS (5 patents), LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM (4 patents), and they have worked with companies such as Japan Display Inc. (9 patents). Their most frequent collaborators include (9 collaborations), (8 collaborations), (8 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• G02F1/133514 ({Colour filters}): 5 patents
• G02F2202/28 (OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS): 5 patents
• B32B37/12 (LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM): 4 patents
• B32B2457/20 (LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM): 2 patents
• B32B7/12 (using interposed adhesives or interposed materials with bonding properties): 2 patents
• B32B37/10 (LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM): 2 patents
• B32B2037/1253 (LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM): 2 patents
• B32B2457/202 (LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM): 2 patents
• G02F1/133637 ({Illuminating devices}): 2 patents
• G02F1/1347 (Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells): 1 patents
• G02F1/133308 (Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements): 1 patents
• G02F1/1339 (Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements): 1 patents
• G02F1/133334 (Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements): 1 patents
• G02F1/13452 ({Conductors connecting driver circuitry and terminals of panels}): 1 patents
• G02F1/13458 (Conductors connecting electrodes to cell terminals): 1 patents

Companies

List of Companies

• Japan Display Inc.: 9 patents

Collaborators

• Yoshikatsu IMAZEKI (9 collaborations)
• Shuichi OSAWA (8 collaborations)
• Yoichi KAMIJO (8 collaborations)
• Koichi MIYASAKA (8 collaborations)
• Takeo KOITO (1 collaborations)
• Kojiro IKEDA (1 collaborations)