Shigeo Matsuzaki

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Sodegaura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carrier for electrophotography, method for producing the same carri...
- Patent number 6,372,401
- Issue date Apr 16, 2002
- Idemitsu Kosan Co., Ltd.
- Shigeo Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for electrophotography, process for production of the carri...
- Patent number 6,284,421
- Issue date Sep 4, 2001
- Idemitsu Kosan Co., Ltd.
- Shigeo Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for electrophotography and developer for electrophotography...
- Patent number 6,197,465
- Issue date Mar 6, 2001
- Idemitsu Kosan Co., Ltd.
- Shigeo Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic carrier and electrophotographic developer using...
- Patent number 5,968,699
- Issue date Oct 19, 1999
- Idemitsu Kosan Co., Ltd.
- Shigeo Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY