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Taichi Nakanishi
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Saitama-ken, JP
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last 30 patents
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Patent Grant
Optical member inspection apparatus, image-processing apparatus, im...
Patent number
6,687,396
Issue date
Feb 3, 2004
PENTAX Corporation
Masayuki Sugiura
G01 - MEASURING TESTING
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Patent Grant
Optical-member inspection apparatus and holder for inspection targe...
Patent number
6,208,475
Issue date
Mar 27, 2001
Asahi Kogaku Kogyo Kabushiki Kaisha
Kiyoshi Yamamoto
G02 - OPTICS
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Patent Grant
Optical member inspection apparatus
Patent number
6,034,766
Issue date
Mar 7, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Masayuki Sugiura
G01 - MEASURING TESTING