Hiroshi Takahashi

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing fluoromethyl hexafluoroisopropyl ether
- Patent number 8,865,946
- Issue date Oct 21, 2014
- Central Glass Company, Limited
- Yutaka Katsuhara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyimide precursor composition, polyimide composition, process for...
- Patent number 5,840,369
- Issue date Nov 24, 1998
- Central Glass Co., Ltd.
- Masamichi Maruta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Polyimide precursor composition and the production of said polyimid...
- Patent number 5,686,525
- Issue date Nov 11, 1997
- Central Glass Company, Ltd.
- Masamichi Maruta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Low stress polyimide composition and precursor composition solution...
- Patent number 5,478,918
- Issue date Dec 26, 1995
- Central Glass Company, Limited
- Masamichi Maruta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized synthetic resin composition
- Patent number 4,957,953
- Issue date Sep 18, 1990
- Adeka Argus Chemical Co., Ltd.
- Kazumi Kikkawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for Producing Fluoromethyl Hexafluoroisopropyl Ether
- Publication number 20120041237
- Publication date Feb 16, 2012
- Central Glass Company, Limited
- Yutaka Katsuhara
- C07 - ORGANIC CHEMISTRY