Karumi Kakigawa

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Numazu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Toner for developing latent electrostatic images
- Patent number 4,908,290
- Issue date Mar 13, 1990
- Ricoh Company, Ltd.
- Yoichiro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY