Touru Ishii

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bisazo compounds
- Patent number 4,889,924
- Issue date Dec 26, 1989
- Fuji Xerox Co., Ltd.
- Yutaka Akasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor having a bisazo compound
- Patent number 4,822,704
- Issue date Apr 18, 1989
- Fuji Xerox Co., Ltd.
- Yutaka Akasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor having a bisazo compound
- Patent number 4,820,600
- Issue date Apr 11, 1989
- Fuji Xerox Co., Ltd.
- Yutaka Akasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY