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Ayumi Tsuneya
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Tokyo, JP
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last 30 patents
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Patent Grant
Lapping plate resurfacing abrasive member and method
Patent number
7,637,802
Issue date
Dec 29, 2009
Shinano Electric Refining Co., Ltd.
Kai Yasuoka
B24 - GRINDING POLISHING
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last 30 patents
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Patent Application
Lapping plate resurfacing abrasive member and method
Publication number
20070054607
Publication date
Mar 8, 2007
SHINANO ELECTRIC REFINING CO., LTD.
Kai Yasuoka
B24 - GRINDING POLISHING