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Yoko Aoki
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Hiratsuka, JP
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last 30 patents
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Patent Grant
Bis(3,4-methylenedioxyphenylamino) derivatives and electrophotograp...
Patent number
6,228,547
Issue date
May 8, 2001
Takasago International Corporation
Tohru Kobayashi
C07 - ORGANIC CHEMISTRY
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Patent Grant
Electrophotographic photoreceptor
Patent number
6,150,065
Issue date
Nov 21, 2000
Takasago International Corporation
Tohru Kobayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY