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Noriko Hirayama
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Tokyo, JP
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last 30 patents
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Patent Grant
Ozone filter used in electrophotographic apparatus including cataly...
Patent number
5,371,577
Issue date
Dec 6, 1994
Canon Kabushiki Kaisha
Naoto Fujimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Electrophotographic photosensitive member with electrical conductor...
Patent number
5,079,117
Issue date
Jan 7, 1992
Canon Kabushiki Kaisha
Takashi Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY