Hiroaki Ogata

Person

Shizuoka-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 7,583,916
- Issue date Sep 1, 2009
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus, and program and method of controllin...
- Patent number 7,542,690
- Issue date Jun 2, 2009
- Canon Kabushiki Kaisha
- Hajime Sugaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus that has a full-color mode and a monocolor...
- Patent number 7,349,658
- Issue date Mar 25, 2008
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method of controlling same
- Patent number 7,218,871
- Issue date May 15, 2007
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having developer amount detector
- Patent number 7,068,955
- Issue date Jun 27, 2006
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, cartridge detachably mountable to the imag...
- Patent number 7,058,320
- Issue date Jun 6, 2006
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
MEMORY DEVICE STORING INFORMATION WARNING A USER ABOUT THE DEVELOPE...
- Patent number 6,925,267
- Issue date Aug 2, 2005
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
IMAGE FORMING APPARATUS COMPRISING MEANS FOR DETECTING AN AMOUNT OF...
- Patent number 6,912,366
- Issue date Jun 28, 2005
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a transfer current detection device...
- Patent number 6,785,482
- Issue date Aug 31, 2004
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a plurality of image forming station...
- Patent number 6,714,745
- Issue date Mar 30, 2004
- Canon Kabushiki Kaisha
- Hiroshi Sasame
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus, and use situation reporting system for rep...
- Patent number 6,594,451
- Issue date Jul 15, 2003
- Canon Kabushiki Kaisha
- Tomomi Kakeshita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, cartridge detachably mountable to the imag...
- Patent number 6,587,649
- Issue date Jul 1, 2003
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and unit detachably attachable to the same...
- Patent number 6,546,212
- Issue date Apr 8, 2003
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus comprising storing means for storing inform...
- Patent number 6,496,664
- Issue date Dec 17, 2002
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a plurality of image forming station...
- Patent number 6,493,519
- Issue date Dec 10, 2002
- Canon Kabushiki Kaisha
- Hiroshi Sasame
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Developer remaining amount detecting apparatus and developer remain...
- Patent number 6,476,837
- Issue date Nov 5, 2002
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,453,139
- Issue date Sep 17, 2002
- Canon Kabushiki Kaisha
- Hiroshi Sasame
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus featuring an area where a partly exposed devel...
- Patent number 6,415,125
- Issue date Jul 2, 2002
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Service life informing device for charged member, informing method...
- Patent number 5,835,818
- Issue date Nov 10, 1998
- Canon Kasbushiki Kaisha
- Norihisa Hoshika
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging apparatus and image forming apparatus
- Patent number 5,799,233
- Issue date Aug 25, 1998
- Canon Kabushiki Kaisha
- Yasuyuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact charger having an oscillating voltage for charging a photos...
- Patent number 5,715,499
- Issue date Feb 3, 1998
- Canon Kabushiki Kaisha
- Michihito Yamazaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging apparatus and process cartridge
- Patent number 5,678,141
- Issue date Oct 14, 1997
- Canon Kabushiki Kaisha
- Erika Asano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device, process cartridge and image forming apparatus
- Patent number 5,546,167
- Issue date Aug 13, 1996
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having a loosely supported charger portion
- Patent number 5,534,344
- Issue date Jul 9, 1996
- Canon Kabushiki Kaisha
- Hiroki Kisu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using elastic blade
- Patent number 5,519,472
- Issue date May 21, 1996
- Canon Kabushiki Kaisha
- Masaki Ojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Changing member having a charging surface arranged with respect to...
- Patent number 5,475,471
- Issue date Dec 12, 1995
- Canon Kabushiki Kaisha
- Hiroki Kisu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
COLOR IMAGE FORMING APPARATUS, AND PROGRAM AND METHOD OF CONTROLLIN...
- Publication number 20080317492
- Publication date Dec 25, 2008
- Canon Kabushiki Kaisha
- Hajime Sugaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20060127139
- Publication date Jun 15, 2006
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method of controlling same
- Publication number 20050265738
- Publication date Dec 1, 2005
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20050117920
- Publication date Jun 2, 2005
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, cartridge detachably mountable to the imag...
- Publication number 20040042804
- Publication date Mar 4, 2004
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and cartridge detachably attachable thereto
- Publication number 20030175039
- Publication date Sep 18, 2003
- Canon Kabushiki Kaisha
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030175040
- Publication date Sep 18, 2003
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and unit detachably attachable to the same...
- Publication number 20030053809
- Publication date Mar 20, 2003
- Canon Kabushiki Kaisha
- Hiroaki Ogata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus having a plurality of image forming station...
- Publication number 20030039478
- Publication date Feb 27, 2003
- Hiroshi Sasame
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus and cartridge detachably attachable thereto
- Publication number 20030035656
- Publication date Feb 20, 2003
- CANON KABUSHIKI KAISHA
- Shinya Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER REMAINING AMOUNT DETECTING APPARATUS AND DEVELOPER REMAIN...
- Publication number 20010043259
- Publication date Nov 22, 2001
- HIROAKI OGATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus having a plurality of image forming station...
- Publication number 20010022900
- Publication date Sep 20, 2001
- Hiroshi Sasame
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20010008589
- Publication date Jul 19, 2001
- Hiroshi Sasame
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, and use situation reporting system for rep...
- Publication number 20010004423
- Publication date Jun 21, 2001
- Tomomi Kakeshita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiroaki Ogata

Person

Patents Grantslast 30 patents

Image forming apparatus

Color image forming apparatus, and program and method of controllin...

Image forming apparatus that has a full-color mode and a monocolor...

Image forming apparatus and method of controlling same

Image forming apparatus having developer amount detector

Image forming apparatus, cartridge detachably mountable to the imag...

MEMORY DEVICE STORING INFORMATION WARNING A USER ABOUT THE DEVELOPE...

IMAGE FORMING APPARATUS COMPRISING MEANS FOR DETECTING AN AMOUNT OF...

Image forming apparatus having a transfer current detection device...

Image forming apparatus having a plurality of image forming station...

Image forming apparatus, and use situation reporting system for rep...

Image forming apparatus, cartridge detachably mountable to the imag...

Image forming apparatus and unit detachably attachable to the same...

Image forming apparatus comprising storing means for storing inform...

Image forming apparatus having a plurality of image forming station...

Developer remaining amount detecting apparatus and developer remain...

Image forming apparatus

Developing apparatus featuring an area where a partly exposed devel...

Service life informing device for charged member, informing method...

Charging apparatus and image forming apparatus

Contact charger having an oscillating voltage for charging a photos...

Charging apparatus and process cartridge

Charging device, process cartridge and image forming apparatus

Charging member having a loosely supported charger portion

Developing apparatus using elastic blade

Changing member having a charging surface arranged with respect to...

Patents Applicationslast 30 patents

COLOR IMAGE FORMING APPARATUS, AND PROGRAM AND METHOD OF CONTROLLIN...

Image forming apparatus

Image forming apparatus and method of controlling same

Image forming apparatus

Image forming apparatus, cartridge detachably mountable to the imag...

Image forming apparatus and cartridge detachably attachable thereto

Image forming apparatus

Image forming apparatus and unit detachably attachable to the same...

Image forming apparatus having a plurality of image forming station...

Image forming apparatus and cartridge detachably attachable thereto

DEVELOPER REMAINING AMOUNT DETECTING APPARATUS AND DEVELOPER REMAIN...

Image forming apparatus having a plurality of image forming station...

Image forming apparatus

Image forming apparatus, and use situation reporting system for rep...