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Masahiro Ono
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Hitachi, JP
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last 30 patents
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Patent Grant
Flame-retardant resin composition containing a bromostyrene prepolymer
Patent number
5,223,594
Issue date
Jun 29, 1993
Hitachi, Ltd.
Akira Nagai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermosetting resin composition, and prepreg and laminated sheet wh...
Patent number
5,212,244
Issue date
May 18, 1993
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Prepreg from poly(p-hydroxystyrene), epoxy-modified polybutadiene a...
Patent number
5,080,965
Issue date
Jan 14, 1992
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition for printed circuit board
Patent number
5,041,478
Issue date
Aug 20, 1991
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition for printed circuit board and such board formed b...
Patent number
4,946,734
Issue date
Aug 7, 1990
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Composition comprising poly(p-hydroxystrene) derivative, epoxy-modi...
Patent number
4,931,507
Issue date
Jun 5, 1990
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermosetting resin composition and laminate and process for the pr...
Patent number
4,784,917
Issue date
Nov 15, 1988
Hitachi, Ltd.
Keiko Tawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermo-setting, polymerizable composition and wiring board
Patent number
4,738,900
Issue date
Apr 19, 1988
Hitachi, Ltd.
Masahiro Ono
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermosetting resin composition from aromatic cyanamide
Patent number
4,607,094
Issue date
Aug 19, 1986
Hitachi, Ltd.
Katuo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition and laminate produced therefrom comprising a cycl...
Patent number
4,587,162
Issue date
May 6, 1986
Hitachi, Ltd.
Akira Nagai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heat-resistant resin from aromatic cyanamide compound and aromatic...
Patent number
4,486,583
Issue date
Dec 4, 1984
Hitachi, Ltd.
Akio Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...