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Jun Kawakubo
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Tokyo, JP
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last 30 patents
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Patent Grant
Device and method for blocking optical lens
Patent number
7,946,325
Issue date
May 24, 2011
Hoya Corporation
Jun Kawakubo
B24 - GRINDING POLISHING
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last 30 patents
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Patent Application
Device and method for blocking optical lens
Publication number
20070131351
Publication date
Jun 14, 2007
Jun Kawakubo
B24 - GRINDING POLISHING