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Youichi FUJIHIRA
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Chiba-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Glass substrate polishing method, package manufacturing method, pie...
Patent number
8,540,550
Issue date
Sep 24, 2013
Seiko Instruments Inc.
Youichi Fujihira
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
POLISHING METHOD, MANUFACTURING METHOD OF PIEZOELECTRIC VIBRATING P...
Publication number
20120252319
Publication date
Oct 4, 2012
Youichi Fujihira
G04 - HOROLOGY
Information
Patent Application
GLASS SUBSTRATE POLISHING METHOD, PACKAGE MANUFACTURING METHOD, PIE...
Publication number
20110249533
Publication date
Oct 13, 2011
Youichi FUJIHIRA
B24 - GRINDING POLISHING
Information
Patent Application
GLASS SUBSTRATE POLISHING METHOD, PACKAGE MANUFACTURING METHOD, PIE...
Publication number
20110248788
Publication date
Oct 13, 2011
Youichi FUJIHIRA
B24 - GRINDING POLISHING