Yasuo Suzuki

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photoreceptor having a metal-free phthalocyanine charge generating...
- Patent number 4,975,350
- Issue date Dec 4, 1990
- Konica Corporation
- Yoshihide Fujimaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for positive electrostatic charge
- Patent number 4,891,288
- Issue date Jan 2, 1990
- Konischiroku Photo Industry Co., Ltd.
- Yoshihide Fujimaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for electrophotography comprising a phthalocyanine an...
- Patent number 4,755,443
- Issue date Jul 5, 1988
- Konishiroku Photo Industry Co., Ltd.
- Yasuo Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive charging photorecptor
- Patent number 4,599,287
- Issue date Jul 8, 1986
- Konishiroku Photo Industry Co., Ltd.
- Yoshihide Fujimaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY