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Yoshitaka Okugawa
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Circuit board manufacturing method, semiconductor manufacturing app...
Patent number
8,592,256
Issue date
Nov 26, 2013
Sumitomo Bakelite Co., Ltd.
Yoshitaka Okugawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of manufacturing electronic part and electronic part obtaine...
Patent number
7,331,502
Issue date
Feb 19, 2008
Sumitomo Bakelite Company, Ltd.
Ryoichi Okada
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Film adhesive and process for production thereof
Patent number
5,739,263
Issue date
Apr 14, 1998
Sumitomo Bakelite Company Limited
Tatsuhiro Yoshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
CIRCUIT BOARD MANUFACTURING METHOD, SEMICONDUCTOR MANUFACTURING APP...
Publication number
20100038762
Publication date
Feb 18, 2010
SUMITOMO BAKELITE CO., LTD.
Yoshitaka Okugawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of manufacturing electronic part and electronic part obtaine...
Publication number
20040105223
Publication date
Jun 3, 2004
Ryoichi Okada
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...