Rika Hayashi

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Nara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Charging apparatus and image forming apparatus
- Patent number 8,023,863
- Issue date Sep 20, 2011
- Sharp Kabushiki Kaisha
- Rika Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus utilizing cylindrical toner particles
- Patent number 7,761,020
- Issue date Jul 20, 2010
- Sharp Kabushiki Kaisha
- Kiyoshi Toizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method using electrophotograhy, electrophotographic t...
- Patent number 7,153,623
- Issue date Dec 26, 2006
- Sharp Kabushiki Kaisha
- Yoshiaki Akazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CHARGING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20090136261
- Publication date May 28, 2009
- Sharp Kabushiki Kaisha
- Rika Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20080145084
- Publication date Jun 19, 2008
- SHARP KABUSHIKI KAISHA
- Kiyoshi Toizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner, toner producing method, and image forming method
- Publication number 20070003858
- Publication date Jan 4, 2007
- Yoshiaki Akazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method using electrophotography, electrophotographic...
- Publication number 20040081907
- Publication date Apr 29, 2004
- Sharp Kabushiki Kaisha
- Yoshiaki Akazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY