Akira Gyotoku

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light source for image writing apparatus and production method for...
- Patent number 7,463,275
- Issue date Dec 9, 2008
- Panasonic Corporation
- Tetsuroh Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Organic electroluminescent element, panel and apparatus using the same
- Patent number 6,791,260
- Issue date Sep 14, 2004
- Matsushita Electric Industrial Co., Ltd.
- Takahiro Komatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence element, its manufacturing method, and...
- Patent number 6,195,142
- Issue date Feb 27, 2001
- Matsushita Electrical Industrial Company, Ltd.
- Akira Gyotoku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetoresistive magnetic head
- Patent number 5,442,507
- Issue date Aug 15, 1995
- Matsushita Electric Industrial Co., Ltd.
- Naoki Koga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Organic light emitting element, production method of organic light...
- Publication number 20060125384
- Publication date Jun 15, 2006
- Tsuneharu Tomita
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Light source for image writing device, and production method for li...
- Publication number 20060098432
- Publication date May 11, 2006
- Tetsuroh Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Light source for image writing apparatus and production method for...
- Publication number 20060001731
- Publication date Jan 5, 2006
- Tetsuroh Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Exposing apparatus and image forming apparatus using organic electr...
- Publication number 20040161192
- Publication date Aug 19, 2004
- Matsushita Electric Industrial Co., Ltd.
- Takafumi Hamano
- G02 - OPTICS
Information Patent Application
Organic electroluminescent element, panel and apparatus using the same
- Publication number 20030117070
- Publication date Jun 26, 2003
- Takahiro Komatsu
- H01 - BASIC ELECTRIC ELEMENTS