Kazuhiro Egawa

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus and photoconductor evaluation method
- Patent number 10,061,250
- Issue date Aug 28, 2018
- Ricoh Company, Ltd.
- Daisuke Nii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor, and image forming method and image forming apparatu...
- Patent number 9,740,116
- Issue date Aug 22, 2017
- Ricoh Company, Ltd.
- Nobutaka Eguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor, and image forming method and image forming apparatu...
- Patent number 9,523,930
- Issue date Dec 20, 2016
- Ricoh Company, Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor, image forming apparatus, and pr...
- Patent number 9,298,113
- Issue date Mar 29, 2016
- Ricoh Company, Ltd.
- Toshihiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor, image forming apparatus and proc...
- Patent number 9,122,183
- Issue date Sep 1, 2015
- Ricoh Company, Ltd.
- Tetsuya Toshine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge
- Patent number 9,037,067
- Issue date May 19, 2015
- Ricoh Company, Ltd.
- Hiroshi Ikuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor, production method of the same,...
- Patent number 8,795,935
- Issue date Aug 5, 2014
- Ricoh Company, Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor, method of manufacturing electrop...
- Patent number 8,597,863
- Issue date Dec 3, 2013
- Ricoh Company, Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor, method for producing electropho...
- Patent number 8,557,487
- Issue date Oct 15, 2013
- Ricoh Company, Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,543,037
- Issue date Sep 24, 2013
- Ricoh Company, Ltd.
- Kazuhiro Egawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor, and image forming apparatus and...
- Patent number 8,512,924
- Issue date Aug 20, 2013
- Ricoh Company, Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor, image forming apparatus and proc...
- Patent number 8,420,284
- Issue date Apr 16, 2013
- Ricoh Company, Ltd.
- Kohichi Ohshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photorecptor, method of manufacturing electroph...
- Patent number 8,293,439
- Issue date Oct 23, 2012
- Ricoh Company, Ltd.
- Yukio Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor, image formation method, image forming apparatus and...
- Patent number 8,247,143
- Issue date Aug 21, 2012
- Ricoh Company, Ltd.
- Kazuhiro Egawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge
- Patent number 8,170,449
- Issue date May 1, 2012
- Ricoh Company Ltd.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS AND PHOTOCONDUCTOR EVALUATION METHOD
- Publication number 20180150013
- Publication date May 31, 2018
- Daisuke NII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTOCONDUCTOR, AND IMAGE FORMING METHOD AND IMAGE FORMING APPARATU...
- Publication number 20160274475
- Publication date Sep 22, 2016
- Nobutaka EGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTOCONDUCTOR, AND IMAGE FORMING METHOD AND IMAGE FORMING APPARATU...
- Publication number 20150227063
- Publication date Aug 13, 2015
- Hidetoshi KAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20140234763
- Publication date Aug 21, 2014
- Akihiro SUGINO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING APPARATUS, AND PR...
- Publication number 20140199620
- Publication date Jul 17, 2014
- Toshihiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20140064810
- Publication date Mar 6, 2014
- Takafumi Iwamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS AND PROC...
- Publication number 20130244150
- Publication date Sep 19, 2013
- Tetsuya Toshine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20130243506
- Publication date Sep 19, 2013
- RICOH COMPANY, LTD.
- Hiroshi Ikuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PRODUCTION METHOD OF THE SAME,...
- Publication number 20120008984
- Publication date Jan 12, 2012
- RICOH COMPANY LTD.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, AND IMAGE FORMING APPARATUS AND...
- Publication number 20110200924
- Publication date Aug 18, 2011
- RICOH COMPANY, LTD.,
- Hidetoshi KAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, METHOD FOR PRODUCING ELECTROPHO...
- Publication number 20110076057
- Publication date Mar 31, 2011
- Hidetoshi KAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD OF MANUFACTURING ELECTROP...
- Publication number 20100316423
- Publication date Dec 16, 2010
- RICOH COMPANY, LTD.
- Hidetoshi KAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic Photorecptor, Method Of Manufacturing Electroph...
- Publication number 20100232831
- Publication date Sep 16, 2010
- RICOH COMPANY, LTD.
- Yukio Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS AND PROC...
- Publication number 20100172670
- Publication date Jul 8, 2010
- RICOH COMPANY, LTD.
- Kohichi OHSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100124712
- Publication date May 20, 2010
- RICOH COMPANY, LTD.
- Kazuhiro EGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTORECEPTOR, IMAGE FORMATION METHOD, IMAGE FORMING APPARATUS AND...
- Publication number 20100119260
- Publication date May 13, 2010
- RICOH COMPANY, LTD.
- Kazuhiro EGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kazuhiro Egawa

Person

Patents Grantslast 30 patents

Image forming apparatus and photoconductor evaluation method

Photoconductor, and image forming method and image forming apparatu...

Photoconductor, and image forming method and image forming apparatu...

Electrophotographic photoconductor, image forming apparatus, and pr...

Electrophotographic photoreceptor, image forming apparatus and proc...

Image forming apparatus and process cartridge

Electrophotographic photoconductor, production method of the same,...

Electrophotographic photoreceptor, method of manufacturing electrop...

Electrophotographic photoconductor, method for producing electropho...

Image forming apparatus

Electrophotographic photoreceptor, and image forming apparatus and...

Electrophotographic photoreceptor, image forming apparatus and proc...

Electrophotographic photorecptor, method of manufacturing electroph...

Photoreceptor, image formation method, image forming apparatus and...

Image forming apparatus and process cartridge

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS AND PHOTOCONDUCTOR EVALUATION METHOD

PHOTOCONDUCTOR, AND IMAGE FORMING METHOD AND IMAGE FORMING APPARATU...

PHOTOCONDUCTOR, AND IMAGE FORMING METHOD AND IMAGE FORMING APPARATU...

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING APPARATUS, AND PR...

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS AND PROC...

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PRODUCTION METHOD OF THE SAME,...

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, AND IMAGE FORMING APPARATUS AND...

ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, METHOD FOR PRODUCING ELECTROPHO...

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD OF MANUFACTURING ELECTROP...

Electrophotographic Photorecptor, Method Of Manufacturing Electroph...

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS AND PROC...

IMAGE FORMING APPARATUS

PHOTORECEPTOR, IMAGE FORMATION METHOD, IMAGE FORMING APPARATUS AND...