Tsuyoshi Takigushi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Treated silica fine powder and toner for developing electrostatic i...
- Patent number 5,306,588
- Issue date Apr 26, 1994
- Canon Kabushiki Kaisha
- Katsuhiko Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY