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Hiroyuki Sudo
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Oyama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heat exchanger
Patent number
7,938,172
Issue date
May 10, 2011
Showa Denko K.K.
Takashi Yabe
F28 - HEAT EXCHANGE IN GENERAL
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Patent Grant
Heat exchanger and method of manufacturing the same
Patent number
7,798,206
Issue date
Sep 21, 2010
Showa Denko K.K.
Hirosaburo Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HEAT EXCHANGER AND METHOD OF MANUFACTURING THE SAME
Publication number
20070181291
Publication date
Aug 9, 2007
SHOWA DENKO K.K.
Hirosaburo Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEAT EXCHANGER
Publication number
20070144714
Publication date
Jun 28, 2007
SHOWA DENKO K.K.
Takashi Yabe
F28 - HEAT EXCHANGE IN GENERAL