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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
10,437,184
Issue date
Oct 8, 2019
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image formation apparatus having cleaning mode to clean charging de...
Patent number
9,207,556
Issue date
Dec 8, 2015
Oki Data Corporation
Tsutomu Kosasa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming unit and image forming apparatus
Patent number
9,134,648
Issue date
Sep 15, 2015
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including an image forming unit with white...
Patent number
8,903,281
Issue date
Dec 2, 2014
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming unit with developer collector contacting image carrie...
Patent number
8,447,222
Issue date
May 21, 2013
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device and image forming apparatus
Patent number
8,401,453
Issue date
Mar 19, 2013
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus that includes a first developing device tha...
Patent number
8,285,162
Issue date
Oct 9, 2012
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer, developer storage unit, developing device, and image for...
Patent number
8,182,972
Issue date
May 22, 2012
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus that includes a first developing device tha...
Patent number
8,086,125
Issue date
Dec 27, 2011
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer material, developer material cartridge, image forming dev...
Patent number
7,745,086
Issue date
Jun 29, 2010
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer, image forming method and image forming apparatus
Patent number
7,286,781
Issue date
Oct 23, 2007
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer, developer cartridge, and image forming apparatus
Patent number
7,282,315
Issue date
Oct 16, 2007
Oki Data Corporation
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer, developer cartridge, and image forming apparatus
Patent number
7,090,954
Issue date
Aug 15, 2006
Oki Data Corporation
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-forming apparatus having a silicone roller to prevent filming...
Patent number
6,661,988
Issue date
Dec 9, 2003
Oki Data Corporation
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180217535
Publication date
Aug 2, 2018
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20170031268
Publication date
Feb 2, 2017
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMATION APPARATUS
Publication number
20150185681
Publication date
Jul 2, 2015
Oki Data Corporation
Tsutomu KOSASA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS
Publication number
20130230342
Publication date
Sep 5, 2013
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130078001
Publication date
Mar 28, 2013
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS THAT INCLUDES A FIRST DEVELOPING DEVICE THA...
Publication number
20120087697
Publication date
Apr 12, 2012
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING UNIT AND IMAGE FORMING DEVICE
Publication number
20110135360
Publication date
Jun 9, 2011
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, developing unit, and image forming...
Publication number
20110103841
Publication date
May 5, 2011
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CLEANING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20110052288
Publication date
Mar 3, 2011
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming unit and image forming apparatus
Publication number
20100232850
Publication date
Sep 16, 2010
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming unit and image forming apparatus
Publication number
20090317144
Publication date
Dec 24, 2009
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20090190957
Publication date
Jul 30, 2009
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer storage unit, developing device, and image for...
Publication number
20090185836
Publication date
Jul 23, 2009
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, image forming unit and image formin...
Publication number
20090080940
Publication date
Mar 26, 2009
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer material, developer material cartridge, image forming dev...
Publication number
20080131803
Publication date
Jun 5, 2008
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, developing unit, and image forming...
Publication number
20070160925
Publication date
Jul 12, 2007
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20070048038
Publication date
Mar 1, 2007
Oki Data Corporation
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, and image forming apparatus
Publication number
20060084004
Publication date
Apr 20, 2006
Oki Data Corporation
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, image forming method and image forming apparatus
Publication number
20060024605
Publication date
Feb 2, 2006
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, and image forming apparatus
Publication number
20030224273
Publication date
Dec 4, 2003
Kenji Koido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, developer cartridge, and image forming apparatus
Publication number
20030186153
Publication date
Oct 2, 2003
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developer, cartridge holding developer, and image forming apparatus
Publication number
20030186149
Publication date
Oct 2, 2003
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image-forming apparatus
Publication number
20020181975
Publication date
Dec 5, 2002
Toru Ishihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY