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Hidenori Saito
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Shinagawa-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Material for an insulating film, coating varnish for an insulating...
Patent number
7,049,371
Issue date
May 23, 2006
Sumitomo Bakelite Company, Ltd.
Takashi Enoki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Precursor of a heat resistant resin, heat resistant resin, insulati...
Patent number
6,518,390
Issue date
Feb 11, 2003
Sumitomo Bakelite Company, Ltd.
Masako Okanuma
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Layer insulating film for multilayer interconnection, resin used th...
Patent number
6,423,815
Issue date
Jul 23, 2002
Sumitomo Bakelite Company, Limited
Michio Nakajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Functional polyamic acid microfine particles, functional polyimide...
Patent number
6,335,418
Issue date
Jan 1, 2002
Osaka Prefectural Government
Katsuya Asao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermosetting amic acid microfine particles, thermosetting imide mi...
Patent number
6,333,392
Issue date
Dec 25, 2001
Sumitomo Bakelite and Co. Ltd.
Katsuya Asao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polybenzoxazole resin and precursor thereof
Patent number
6,204,356
Issue date
Mar 20, 2001
Sumitomo Bakelite Company Limited
Hidenori Saito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamic acid and polyimide microfine particles and process for the...
Patent number
6,187,899
Issue date
Feb 13, 2001
Osaka Prefectural Government
Katsuya Asao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Phenolic resin molding material including a crystalline phenolic co...
Patent number
5,571,854
Issue date
Nov 5, 1996
Sumitomo Bakelite Company Limited
Tamotsu Ishida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITION FOR FILM FORMATION, INSULATING FILM AND SEMICONDUCTOR D...
Publication number
20120142879
Publication date
Jun 7, 2012
SUMITOMO BAKELITE COMPANY LIMITED
Michio Nakajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Material for an insulating film, coating varnish for an insulating...
Publication number
20040002572
Publication date
Jan 1, 2004
Takashi Enoki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Precursor of a heat resistant resin, heat resistant resin, insulati...
Publication number
20020013443
Publication date
Jan 31, 2002
Masako Okanuma
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...