Shinji Yasukawa

Person

Nagano-Ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photoconductor, photoconductor cartridge and image-forming apparatus
- Patent number 7,955,770
- Issue date Jun 7, 2011
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus and method for stabilizing liquid dev...
- Patent number 7,809,295
- Issue date Oct 5, 2010
- Seiko Epson Corporation
- Shinji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developing device and developing method using the same
- Patent number 7,529,503
- Issue date May 5, 2009
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developing device and developing method using the same
- Patent number 7,356,281
- Issue date Apr 8, 2008
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging system
- Patent number 7,135,260
- Issue date Nov 14, 2006
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device
- Patent number 7,031,646
- Issue date Apr 18, 2006
- Seiko Epson Corporation
- Shinji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus employing work function relationships
- Patent number 7,027,758
- Issue date Apr 11, 2006
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Non-magnetic single-component toner, method of preparing the same,...
- Patent number 6,994,942
- Issue date Feb 7, 2006
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus incorporating the same
- Patent number 6,907,215
- Issue date Jun 14, 2005
- Seiko Epson Corporation
- Shinji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Non-magnetic single-component toner, method of preparing the same,...
- Patent number 6,875,550
- Issue date Apr 5, 2005
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with improved transfer efficiency
- Patent number 6,829,454
- Issue date Dec 7, 2004
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus employing work function relationships
- Patent number 6,819,899
- Issue date Nov 16, 2004
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Photoconductor, Photoconductor Cartridge and Image-Forming Apparatus
- Publication number 20080220354
- Publication date Sep 11, 2008
- SEIKO EPSON CORPORATION
- Nobuhiro MIYAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner, Developing Device and Developing Method Using the Same
- Publication number 20080176163
- Publication date Jul 24, 2008
- SEIKO EPSON CORPORATION
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color Image Forming Apparatus and Color Image Forming Method
- Publication number 20080138101
- Publication date Jun 12, 2008
- SEIKO EPSON CORPORATION
- Shinji YASUKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid Developer And Image Forming Apparatus Using The Same
- Publication number 20080008953
- Publication date Jan 10, 2008
- SEIKO EPSON CORPORATION
- Nobuhiro MIYAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner, developing device and developing method using the same
- Publication number 20050208404
- Publication date Sep 22, 2005
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device
- Publication number 20050095040
- Publication date May 5, 2005
- Seiko Epson Corporation
- Shinji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20050084295
- Publication date Apr 21, 2005
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Imaging system
- Publication number 20040265714
- Publication date Dec 30, 2004
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Non-magnetic single-component toner, method of prepairing the same,...
- Publication number 20040234881
- Publication date Nov 25, 2004
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Non-magnetic single-component toner, method of preparing the same,...
- Publication number 20030157419
- Publication date Aug 21, 2003
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus incorporating the same
- Publication number 20030113139
- Publication date Jun 19, 2003
- Seiko Epson Corporation
- Shinji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030095814
- Publication date May 22, 2003
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030053821
- Publication date Mar 20, 2003
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Shinji Yasukawa

Person

Patents Grantslast 30 patents

Photoconductor, photoconductor cartridge and image-forming apparatus

Color image forming apparatus and method for stabilizing liquid dev...

Toner, developing device and developing method using the same

Toner, developing device and developing method using the same

Imaging system

Developing device

Image forming apparatus employing work function relationships

Non-magnetic single-component toner, method of preparing the same,...

Developing device and image forming apparatus incorporating the same

Non-magnetic single-component toner, method of preparing the same,...

Image forming apparatus with improved transfer efficiency

Image forming apparatus employing work function relationships

Patents Applicationslast 30 patents

Photoconductor, Photoconductor Cartridge and Image-Forming Apparatus

Toner, Developing Device and Developing Method Using the Same

Color Image Forming Apparatus and Color Image Forming Method

Liquid Developer And Image Forming Apparatus Using The Same

Toner, developing device and developing method using the same

Developing device

Image forming apparatus

Imaging system

Non-magnetic single-component toner, method of prepairing the same,...

Non-magnetic single-component toner, method of preparing the same,...

Developing device and image forming apparatus incorporating the same

Image forming apparatus

Image forming apparatus