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Shinichiro Kitayama
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Cyanite composition and copper-clad laminate using the composition
Patent number
6,037,438
Issue date
Mar 14, 2000
Sumitomo Chemical Company, Limited
Yasuhiro Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Filter for liquid crystal display device
Patent number
5,851,700
Issue date
Dec 22, 1998
Sumitomo Chemical Company, Limited
Masaru Honda
G02 - OPTICS
Information
Patent Grant
Unsaturated imide compounds containing alicyclic structure, process...
Patent number
5,750,789
Issue date
May 12, 1998
Sumitomo Chemical Company Limited
Yasuhiro Hirano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyfunctional vinyl ether compound and photoresist resin compositi...
Patent number
5,672,463
Issue date
Sep 30, 1997
Sumitomo Chemical Company, Limited
Shigeo Hozumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cyanate resin composition and copper-clad laminate
Patent number
5,563,237
Issue date
Oct 8, 1996
Sumitomo Chemical Company, Limited
Yasuhiro Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyfunctional vinyl ether compound and photoresist resin compositi...
Patent number
5,510,540
Issue date
Apr 23, 1996
Sumitomo Chemical Company, Limited
Shigeo Hozumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Unsaturated imide compounds containing alicyclic structure, process...
Patent number
5,498,687
Issue date
Mar 12, 1996
Sumitomo Chemical Company, Limited
Yasuhiro Hirano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Unsaturated imide compounds containing alicyclic structure, process...
Patent number
5,444,165
Issue date
Aug 22, 1995
Sumitomo Chemical Company, Limited
Yasuhiro Hirano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Unsaturated imide compounds containing alicyclic structure, process...
Patent number
5,326,881
Issue date
Jul 5, 1994
Sumitomo Chemical Company Ltd.
Yasuhiro Hirano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing light control plate having light-scattering p...
Patent number
5,137,801
Issue date
Aug 11, 1992
Nippon Sheet Glass Co., Ltd.
Toshifumi Tsujino
G02 - OPTICS
Information
Patent Grant
Method of producing light control plate which induces scattering of...
Patent number
5,112,722
Issue date
May 12, 1992
Nippon Sheet Glass Co., Ltd.
Toshifumi Tsujino
G02 - OPTICS
Information
Patent Grant
Light control sheets
Patent number
5,108,857
Issue date
Apr 28, 1992
Sumitomo Chemical Company, Limited
Shinichiro Kitayama
G02 - OPTICS
Information
Patent Grant
Light control sheets
Patent number
4,929,523
Issue date
May 29, 1990
Sumitomo Chemical Company Limited
Shinichiro Kitayama
G02 - OPTICS