Umi Tosaka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic process and apparatus
- Patent number 4,298,669
- Issue date Nov 3, 1981
- Canon Kabushiki Kaisha
- Giichi Marushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polyester or polyurethane coated electrostatic image holding member
- Patent number 4,203,764
- Issue date May 20, 1980
- Canon Kabushiki Kaisha
- Umi Tosaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY