Kikuko Okamura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic toner and compounds useful for the toner
- Patent number 4,780,553
- Issue date Oct 25, 1988
- Hodogaya Chemical Co., Ltd.
- Nobuo Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner containing metal complex charge control a...
- Patent number 4,683,188
- Issue date Jul 28, 1987
- Hodogaya Chemical Co., Ltd.
- Nobuo Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY