Keizo Asaoka

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotography roller
- Patent number 6,953,421
- Issue date Oct 11, 2005
- Kaneka Corporation
- Hidenari Tsunemi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid crystal display apparatus with touch-panel, and touch-panel
- Patent number 6,611,299
- Issue date Aug 26, 2003
- Kaneka Corporation
- Sadao Fujii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Transparent touch panel and liquid crystal display device equipped...
- Patent number 6,411,344
- Issue date Jun 25, 2002
- Kaneka Corporation
- Sadao Fujii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Photovoltaic device
- Patent number 5,250,120
- Issue date Oct 5, 1993
- Kanegafuchi Chemical Industry Co., Ltd.
- Jun Takada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a transparent electrode and amorphous s...
- Patent number 5,091,764
- Issue date Feb 25, 1992
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Keizo Asaoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multiple junction solar power generation cells
- Patent number 4,926,230
- Issue date May 15, 1990
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Hideo Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Elastic Roller For Electrophotography
- Publication number 20070292168
- Publication date Dec 20, 2007
- Takashi Kuchiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Semiconductive resin composition and semiconductive member
- Publication number 20040030032
- Publication date Feb 12, 2004
- Takao Manabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Electrophotography roller
- Publication number 20030022775
- Publication date Jan 30, 2003
- Hidenari Tsunemi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Transparent touch panel and liquid crystal display device equipped...
- Publication number 20010008433
- Publication date Jul 19, 2001
- Kaneka Corporation
- Sadao Fujii
- G06 - COMPUTING CALCULATING COUNTING