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Takashi Tsuchiya
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Takasaki, JP
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last 30 patents
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Patent Grant
Epoxy resin composition and semiconductor devices encapsulated ther...
Patent number
5,298,548
Issue date
Mar 29, 1994
Shin-Etsu Chemical Co., Ltd.
Toshio Shiobara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Epoxy resin compositions and cured products thereof
Patent number
5,225,484
Issue date
Jul 6, 1993
Shin-Etsu Chemical Co., Ltd.
Toshio Shiobara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Epoxy resin compositions containing polysubstituted novolac epoxy r...
Patent number
5,166,228
Issue date
Nov 24, 1992
Shin-Etsu Chemical Co., Ltd.
Toshio Shiobara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Epoxy resin compositions and semiconductor devices encapsulated the...
Patent number
5,162,400
Issue date
Nov 10, 1992
Shin-Etsu Chemical Co., Ltd.
Toshio Shiobara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin-encapsulated semiconductor devices
Patent number
4,985,751
Issue date
Jan 15, 1991
Shin-Etsu Chemical Co., Ltd.
Toshio Shiobara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...