Yasuhiko Kataoka

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Kashiwa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carrier for electrophotographic developer and developer containing...
- Patent number 6,627,369
- Issue date Sep 30, 2003
- Powdertech Co., Ltd.
- Hiromichi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for electrophotographic development and electrophotographic...
- Patent number 6,071,663
- Issue date Jun 6, 2000
- Powdertech Co., Ltd.
- Shinichi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Carrier for electrophotographic developer and developer containing...
- Publication number 20020177061
- Publication date Nov 28, 2002
- POWDERTECH CO., LTD.
- Hiromichi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY