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PHYSICS
G03
Photography
G03G
ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G13/00
Electrographic processes using a charge pattern
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G03G13/04
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
12,032,319
Issue date
Jul 9, 2024
Canon Kabushiki Kaisha
Yoji Misao
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Light guide device, drum unit, image forming apparatus and image re...
Patent number
11,971,667
Issue date
Apr 30, 2024
Kyocera Document Solutions Inc.
Masahiro Ueno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,353,804
Issue date
Jun 7, 2022
Canon Kabushiki Kaisha
Yoji Misao
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Transfer device for making up keratin materials
Patent number
11,272,777
Issue date
Mar 15, 2022
L'Oreal
Franck Giron
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Electrophotographic photoreceptor, manufacturing method of electrop...
Patent number
11,175,599
Issue date
Nov 16, 2021
Canon Kabushiki Kaisha
Masaki Nonaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Discharging method for latent image bearer and image forming apparatus
Patent number
9,971,269
Issue date
May 15, 2018
Ricoh Company, Ltd.
Ryouhei Ohi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Discharging light quantity adjusting device and image forming appar...
Patent number
9,915,912
Issue date
Mar 13, 2018
Fuji Xerox Co., Ltd.
Mitsuhiro Mori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method to form an image b...
Patent number
9,817,330
Issue date
Nov 14, 2017
Ricoh Company, Ltd.
Hiroto Tachibana
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Imaging element array and image forming apparatus
Patent number
9,377,609
Issue date
Jun 28, 2016
Toshiba Tec Kabushiki Kaisha
Takashi Shiraishi
G02 - OPTICS
Information
Patent Grant
Image forming apparatus and method of forming an image which can pr...
Patent number
9,164,415
Issue date
Oct 20, 2015
Konica Minolta, Inc.
Natsuko Minegishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for performing exposure a plurality of times
Patent number
9,091,956
Issue date
Jul 28, 2015
Canon Kabushiki Kaisha
Nobuhiko Zaima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method to adjust the hue of print images in an electrophotographic...
Patent number
9,081,328
Issue date
Jul 14, 2015
Océ Printing Systems GmbH & Co. KG
Alexander Kreiter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Exposure device and image forming apparatus
Patent number
9,052,633
Issue date
Jun 9, 2015
Ricoh Company, Ltd.
Tetsuro Tatebe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus that includes a plurality of light emitting...
Patent number
8,963,977
Issue date
Feb 24, 2015
Canon Kabushiki Kaisha
Yasutomo Furuta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electrophotographic image forming apparatus and image forming method
Patent number
8,953,009
Issue date
Feb 10, 2015
Canon Kabushiki Kaisha
Yasutomo Furuta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light scanning device and image forming apparatus
Patent number
8,953,010
Issue date
Feb 10, 2015
Sharp Kabushiki Kaisha
Manabu Matsuo
G02 - OPTICS
Information
Patent Grant
Image forming apparatus and density change suppressing method
Patent number
8,929,759
Issue date
Jan 6, 2015
Ricoh Company, Limited
Muneaki Iwata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanning apparatus and image forming apparatus
Patent number
8,902,268
Issue date
Dec 2, 2014
Canon Kabushiki Kaisha
Yasuaki Otoguro
G02 - OPTICS
Information
Patent Grant
Scanning optical apparatus and image forming apparatus
Patent number
8,896,650
Issue date
Nov 25, 2014
Kyocera Document Solutions Inc.
Shingo Yoshida
G02 - OPTICS
Information
Patent Grant
Image forming apparatus for performing exposure a plurality of times
Patent number
8,854,408
Issue date
Oct 7, 2014
Nobuhiko Zaima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical writing control device, image forming apparatus, and optica...
Patent number
8,848,238
Issue date
Sep 30, 2014
Ricoh Company, Limited
Tatsuya Miyadera
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with sinusoid-like adjustment of light inci...
Patent number
8,823,762
Issue date
Sep 2, 2014
Canon Kabushiki Kaisha
Katsuyuki Yamazaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-forming method
Patent number
8,758,971
Issue date
Jun 24, 2014
Canon Kabushiki Kaisha
Kazuyoshi Akiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for image forming capable of effectively avoid...
Patent number
7,619,643
Issue date
Nov 17, 2009
Ricoh Co., Ltd.
Yoshinobu Sakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for image forming capable of effectively avoid...
Patent number
7,215,349
Issue date
May 8, 2007
Ricoh Co., Ltd.
Yoshinobu Sakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic method and electrophotographic apparatus
Patent number
6,605,405
Issue date
Aug 12, 2003
Canon Kabushiki Kaisha
Hironori Owaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a photosensitive member of amorphous...
Patent number
6,240,269
Issue date
May 29, 2001
Canon Kabushiki Kaisha
Takaaki Kaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic printing process for printing a carrier
Patent number
6,162,570
Issue date
Dec 19, 2000
Oce Printing Systems GmbH
Volkhard Maess
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Two-color image forming apparatus that prevents fringe development
Patent number
6,061,534
Issue date
May 9, 2000
Hitachi Koki Co., Ltd.
Hisao Okada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process control of electrophotographic device
Patent number
6,034,703
Issue date
Mar 7, 2000
Texas Instruments Incorporated
Dirk K. Broddin
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220260936
Publication date
Aug 18, 2022
Canon Kabushiki Kaisha
Yoji Misao
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
TRANSFER DEVICE FOR MAKING UP KERATIN MATERIALS
Publication number
20220104603
Publication date
Apr 7, 2022
L'Oreal
Franck Giron
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, MANUFACTURING METHOD OF ELECTROP...
Publication number
20200096883
Publication date
Mar 26, 2020
Canon Kabushiki Kaisha
Masaki Nonaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DISCHARGING METHOD FOR LATENT IMAGE BEARER AND IMAGE FORMING APPARATUS
Publication number
20170336729
Publication date
Nov 23, 2017
RICOH COMPANY, LTD.
Ryouhei Ohi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER DEVICE FOR MAKING UP KERATIN MATERIALS
Publication number
20160316892
Publication date
Nov 3, 2016
L'Oreal
Franck Giron
B44 - DECORATIVE ARTS
Information
Patent Application
PHOTOCONDUCTOR
Publication number
20150030974
Publication date
Jan 29, 2015
Xerox Corporation
Gregory M. McGuire
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS FOR PERFORMING EXPOSURE A PLURALITY OF TIMES
Publication number
20140363183
Publication date
Dec 11, 2014
Nobuhiko ZAIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND METHOD OF FORMING AN IMAGE
Publication number
20140348525
Publication date
Nov 27, 2014
Konica Minolta, Inc.
Natsuko MINEGISHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD TO ADJUST THE HUE OF PRINT IMAGES IN AN ELECTROPHOTOGRAPHIC...
Publication number
20140340695
Publication date
Nov 20, 2014
OCE PRINTING SYSTEMS GMBH & CO. KG
Alexander Kreiter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SCANNING OPTICAL APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20140333705
Publication date
Nov 13, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Shingo Yoshida
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20140267529
Publication date
Sep 18, 2014
Yasuaki Otoguro
G02 - OPTICS
Information
Patent Application
EXPOSURE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20140253657
Publication date
Sep 11, 2014
RICOH COMPANY, LTD.
Tetsuro Tatebe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGING ELEMENT ARRAY AND IMAGE FORMING APPARATUS
Publication number
20140204474
Publication date
Jul 24, 2014
Toshiba Tec Kabushiki Kaisha
Takashi Shiraishi
G02 - OPTICS
Information
Patent Application
OPTICAL WRITING CONTROL DEVICE, IMAGE FORMING APPARATUS, AND OPTICA...
Publication number
20140002564
Publication date
Jan 2, 2014
Tatsuya MIYADERA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130342627
Publication date
Dec 26, 2013
Yasutomo Furuta
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS AND DENSITY CHANGE SUPPRESSING METHOD
Publication number
20130302052
Publication date
Nov 14, 2013
Muneaki Iwata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130286142
Publication date
Oct 31, 2013
Canon Kabushiki Kaisha
Katsuyuki Yamazaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS FOR PERFORMING EXPOSURE A PLURALITY OF TIMES
Publication number
20130208069
Publication date
Aug 15, 2013
Canon Kabushiki Kaisha
Nobuhiko ZAIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20130208068
Publication date
Aug 15, 2013
Canon Kabushiki Kaisha
Yasutomo FURUTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT SCANNING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20130141506
Publication date
Jun 6, 2013
Sharp Kabushiki Kaisha
Manabu MATSUO
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING APPARATUS, METHOD, AND PROGRAM
Publication number
20130135422
Publication date
May 30, 2013
Ryo KOBAYASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE-FORMING METHOD
Publication number
20110129776
Publication date
Jun 2, 2011
Canon Kabushiki Kaisha
Kazuyoshi Akiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Method and apparatus for image forming capable of effectively avoid...
Publication number
20070153079
Publication date
Jul 5, 2007
Yoshinobu Sakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Method and apparatus for image forming capable of effectively avoid...
Publication number
20050174418
Publication date
Aug 11, 2005
Yoshinobu Sakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic method and electrophographic apparatus
Publication number
20020051920
Publication date
May 2, 2002
Hironori Owaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY