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Yasuhiko Yokowo
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Ichihara, JP
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last 30 patents
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Patent Grant
Organic nonlinear optical material
Patent number
5,225,577
Issue date
Jul 6, 1993
Ogata; Naoya
Naoya Ogata
C07 - ORGANIC CHEMISTRY
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Patent Grant
Organic nonlinear optical material
Patent number
5,112,906
Issue date
May 12, 1992
Ogata; Naoya
Naoya Ogata
C07 - ORGANIC CHEMISTRY