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Kazuo Takebe
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Tsukuba, JP
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last 30 patents
Information
Patent Grant
Photosensitive solution for forming picture cell
Patent number
6,641,960
Issue date
Nov 4, 2003
Sumitomo Chemical Company, Limited
Kazuo Takebe
G02 - OPTICS
Information
Patent Grant
Colored photosensitive composition and method for producing a color...
Patent number
6,641,961
Issue date
Nov 4, 2003
Sumitomo Chemical Company, Limited
Kazuo Takebe
G02 - OPTICS
Information
Patent Grant
Pigment-dispersion photo-sensitive coating solution
Patent number
6,514,669
Issue date
Feb 4, 2003
Sumitomo Chemical Company, Limited
Kazuo Takebe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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
Epoxy resin composition and resin-encapsulated semiconductor device
Patent number
5,646,204
Issue date
Jul 8, 1997
Sumitomo Chemical Company, Limited
Masatsugu Akiba
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Semiconductor device encapsulated with an epoxy resin and a process...
Patent number
5,560,968
Issue date
Oct 1, 1996
Sumitomo Chemical Company, Limited
Noriaki Saito
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
Polyhydric phenol from naphthaldehyde and epoxy resin obtained usin...
Patent number
5,478,871
Issue date
Dec 26, 1995
Sumitomo Chemical Company, Limited
Kazuo Takebe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyhydric phenol, and epoxy resin and epoxy resin composition deri...
Patent number
5,462,997
Issue date
Oct 31, 1995
Sumitomo Chemical Co., Ltd.
Noriaki Saito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Polyhydric phenol and epoxy resin and epoxy resin composition deriv...
Patent number
5,395,912
Issue date
Mar 7, 1995
Sumitomo Chemical Company, Limited
Noriaki Saito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic allyl amine thermosetting resin composition
Patent number
5,329,047
Issue date
Jul 12, 1994
Sumitomo Chemical Co., Ltd.
Shigeki Naitoh
B32 - LAYERED PRODUCTS
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
Thermosetting resin composition and use thereof for an electronic part
Patent number
5,252,687
Issue date
Oct 12, 1993
Sumitomo Chemical Company, Limited
Yutaka Shiomi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic allyl amine thermosetting resin composition
Patent number
5,109,087
Issue date
Apr 28, 1992
Sumitomo Chemical Company, Limited
Shigeki Naitoh
B32 - LAYERED PRODUCTS