Shigekazu Enoki

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic image forming method and apparatus with a cover...
- Patent number 8,483,598
- Issue date Jul 9, 2013
- Ricoh Company, Limited
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a cleaner-less image carrier clea...
- Patent number 7,941,075
- Issue date May 10, 2011
- Ricoh Company, Ltd.
- Emiko Shiraishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, process cartridge, cleaning system, and im...
- Patent number 7,840,152
- Issue date Nov 23, 2010
- Ricoh Company, Limited
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including controller to detect condition of...
- Patent number 7,639,957
- Issue date Dec 29, 2009
- Ricoh Company, Ltd.
- Shinji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus, process cartridge, and cleaning system...
- Patent number 7,499,664
- Issue date Mar 3, 2009
- Ricoh Company, Limited
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, process cartridge and cleaningless system
- Patent number 7,315,711
- Issue date Jan 1, 2008
- Ricoh Company, Ltd.
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus controlling polarity of residual toner and...
- Patent number 7,218,879
- Issue date May 15, 2007
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing method for an image forming apparatus and developing dev...
- Patent number 7,139,517
- Issue date Nov 21, 2006
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing method for an image forming apparatus and developing dev...
- Patent number 7,027,760
- Issue date Apr 11, 2006
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic carrier, two-component developer, development method, deve...
- Patent number 7,020,421
- Issue date Mar 28, 2006
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus using the same
- Patent number 6,708,015
- Issue date Mar 16, 2004
- Ricoh Company, Ltd.
- Hisao Kurosu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,597,881
- Issue date Jul 22, 2003
- Ricoh Company, Ltd.
- Satoshi Hatori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device for forming a uniform toner layer on a develop...
- Patent number 5,819,145
- Issue date Oct 6, 1998
- Ricoh Company, Ltd.
- Yoshiaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of developing latent electrostatic images and developer-bear...
- Patent number 5,741,616
- Issue date Apr 21, 1998
- Ricoh Company, Ltd.
- Yasuo Hirano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrier capable of forming microfields thereon and method...
- Patent number 5,674,408
- Issue date Oct 7, 1997
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having a toner supporting roller with an inner...
- Patent number 5,627,630
- Issue date May 6, 1997
- Ricoh Company, Ltd.
- Iwao Matsumae
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer recycling system and developer cartridge therefor
- Patent number 5,508,794
- Issue date Apr 16, 1996
- Ricoh Company, Ltd.
- Masumi Ikesue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and method of developing
- Patent number 5,474,869
- Issue date Dec 12, 1995
- Ricoh Company, Ltd.
- Masami Tomita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using a developer carrier capable of forming m...
- Patent number 5,451,713
- Issue date Sep 19, 1995
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for an image forming apparatus
- Patent number 5,389,733
- Issue date Feb 14, 1995
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using a developer carrier capable of forming m...
- Patent number 5,315,061
- Issue date May 24, 1994
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus for image forming equipment using developer ca...
- Patent number 5,311,263
- Issue date May 10, 1994
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using a developer carrier capable of forming m...
- Patent number 5,286,918
- Issue date Feb 15, 1994
- Ricoh Company, Ltd.
- Naoki Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having surface microfields for an image forming a...
- Patent number 5,245,391
- Issue date Sep 14, 1993
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing roller having insulating and conductive areas
- Patent number 5,239,344
- Issue date Aug 24, 1993
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for an image forming apparatus having a large num...
- Patent number 5,220,383
- Issue date Jun 15, 1993
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrier of a developing device and a method of producing...
- Patent number 5,172,169
- Issue date Dec 15, 1992
- Ricoh Company, Ltd.
- Hiroshi Takashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for developing electrostatic latent image
- Patent number 4,885,223
- Issue date Dec 5, 1989
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for developing electrostatic latent image
- Patent number 4,733,267
- Issue date Mar 22, 1988
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device
- Patent number 4,406,536
- Issue date Sep 27, 1983
- Ricoh Company, Ltd.
- Kohji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND APPARATUS
- Publication number 20100278558
- Publication date Nov 4, 2010
- Shigekazu ENOKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20090311006
- Publication date Dec 17, 2009
- Emiko SHIRAISHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, CLEANING SYSTEM, AND IM...
- Publication number 20090116863
- Publication date May 7, 2009
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL BIAS CONTROL METHOD OF INSULATING TONER AND IMAGE FORMING A...
- Publication number 20080124106
- Publication date May 29, 2008
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS HAVING ENHANCED IMAGE FORMING CONDITION
- Publication number 20070248368
- Publication date Oct 25, 2007
- Shinji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, process cartridge and cleaningless system
- Publication number 20050276632
- Publication date Dec 15, 2005
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing method for an image forming apparatus and developing dev...
- Publication number 20050271427
- Publication date Dec 8, 2005
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, process cartridge, cleaning system, and im...
- Publication number 20050169668
- Publication date Aug 4, 2005
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process cartridge for use in the same
- Publication number 20050141917
- Publication date Jun 30, 2005
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Magnetic carrier, two-component developer, development method, deve...
- Publication number 20040190946
- Publication date Sep 30, 2004
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing method for an image forming apparatus and developing dev...
- Publication number 20030185599
- Publication date Oct 2, 2003
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus using the same
- Publication number 20020146632
- Publication date Oct 10, 2002
- Hisao Kurosu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20020090230
- Publication date Jul 11, 2002
- Satoshi Hatori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Shigekazu Enoki

Person

Patents Grantslast 30 patents

Electrophotographic image forming method and apparatus with a cover...

Image forming apparatus including a cleaner-less image carrier clea...

Image forming apparatus, process cartridge, cleaning system, and im...

Image forming apparatus including controller to detect condition of...

Image processing apparatus, process cartridge, and cleaning system...

Image forming apparatus, process cartridge and cleaningless system

Image forming apparatus controlling polarity of residual toner and...

Developing method for an image forming apparatus and developing dev...

Developing method for an image forming apparatus and developing dev...

Magnetic carrier, two-component developer, development method, deve...

Developing device and image forming apparatus using the same

Image forming apparatus

Image forming device for forming a uniform toner layer on a develop...

Method of developing latent electrostatic images and developer-bear...

Developer carrier capable of forming microfields thereon and method...

Developing apparatus having a toner supporting roller with an inner...

Developer recycling system and developer cartridge therefor

Toner and method of developing

Developing apparatus using a developer carrier capable of forming m...

Developing device for an image forming apparatus

Developing apparatus using a developer carrier capable of forming m...

Developing apparatus for image forming equipment using developer ca...

Developing apparatus using a developer carrier capable of forming m...

Developing device having surface microfields for an image forming a...

Developing roller having insulating and conductive areas

Developing device for an image forming apparatus having a large num...

Developer carrier of a developing device and a method of producing...

Method and apparatus for developing electrostatic latent image

Apparatus for developing electrostatic latent image

Developing device

Patents Applicationslast 30 patents

ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, CLEANING SYSTEM, AND IM...

OPTICAL BIAS CONTROL METHOD OF INSULATING TONER AND IMAGE FORMING A...

IMAGE FORMING APPARATUS HAVING ENHANCED IMAGE FORMING CONDITION

Image forming apparatus, process cartridge and cleaningless system

Developing method for an image forming apparatus and developing dev...

Image forming apparatus, process cartridge, cleaning system, and im...

Image forming apparatus and process cartridge for use in the same

Magnetic carrier, two-component developer, development method, deve...

Developing method for an image forming apparatus and developing dev...

Developing device and image forming apparatus using the same

Image forming apparatus