Mitsuaki Yamada

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resin composition and molded articles thereof
- Patent number 7,781,540
- Issue date Aug 24, 2010
- Osaka Gas Co., Ltd.
- Takatsune Yanagida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Infrared absorption filter
- Patent number 7,772,356
- Issue date Aug 10, 2010
- Osaka Gas Co., Ltd.
- Masahiro Yamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrophotographic photoreceptor and electrophoto-graphic apparatu...
- Patent number 7,358,016
- Issue date Apr 15, 2008
- Osaka Gas Co., Ltd.
- Tsuyoshi Fujiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of preparing a fluorene derivative and the method of purifyi...
- Patent number 5,629,456
- Issue date May 13, 1997
- Osaka Gas Company Limited
- Mitsuaki Yamada
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Resin Composition And Molded Articles Thereof
- Publication number 20080085955
- Publication date Apr 10, 2008
- Takatsune Yanagida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Infrared Absorption Filter
- Publication number 20070293606
- Publication date Dec 20, 2007
- Masahiro Yamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for producing fluorene derivative
- Publication number 20070100170
- Publication date May 3, 2007
- Hiroaki Murase
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Electrophotographic photoreceptor and electrophoto-graphic apparatu...
- Publication number 20050238975
- Publication date Oct 27, 2005
- OSAKA GAS CO., LTD.,
- Tsuyoshi Fujiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY