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Kuniharu Umeno
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Tochigi, JP
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Patents Grants
last 30 patents
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Patent Grant
Resin composition for encapsulating semiconductor chip and semicond...
Patent number
7,291,684
Issue date
Nov 6, 2007
Sumitomo Bakelite Co., Ltd.
Kuniharu Umeno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition for encapsulating semiconductor chip and semicond...
Patent number
7,023,098
Issue date
Apr 4, 2006
Sumitomo Bakelite Company
Kuniharu Umeno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Resin composition for encapsulating semiconductor chip and semicond...
Publication number
20040217489
Publication date
Nov 4, 2004
Kuniharu Umeno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resin composition for encapsulating semiconductor chip and semicond...
Publication number
20040214003
Publication date
Oct 28, 2004
Kuniharu Umeno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...