| Patent | Date |
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Image forming apparatus
Grant 7,583,916 - Ogata , et al. September 1, 2 | 2009-09-01 |
Color image forming apparatus, and program and method of controlling a color image forming apparatus
Grant 7,542,690 - Sugaya , et al. June 2, 2 | 2009-06-02 |
Color Image Forming Apparatus, And Program And Method Of Controlling A Color Image Forming Apparatus
App 20080317492 - Sugaya; Hajime ; et al. | 2008-12-25 |
Image forming apparatus that has a full-color mode and a monocolor mode, and image forming apparatus that can adjust the length of a non-image forming region during mode switching state
Grant 7,349,658 - Ogata , et al. March 25, 2 | 2008-03-25 |
Image forming apparatus and method of controlling same
Grant 7,218,871 - Ogata May 15, 2 | 2007-05-15 |
Image forming apparatus having developer amount detector
Grant 7,068,955 - Yamamoto , et al. June 27, 2 | 2006-06-27 |
Image forming apparatus
App 20060127139 - Ogata; Hiroaki ; et al. | 2006-06-15 |
Image forming apparatus, cartridge detachably mountable to the image forming apparatus, developer remainder displaying method and system
Grant 7,058,320 - Yamamoto , et al. June 6, 2 | 2006-06-06 |
Image forming apparatus and method of controlling same
App 20050265738 - Ogata, Hiroaki | 2005-12-01 |
Memory Device Storing Information Warning A User About The Developer-remaining Amount, A Process Cartridge Including A Memory Storing Such Information, And A Control System And A Memory System For Warning A User About The Developer-remaining Amount
Grant 6,925,267 - Yamamoto , et al. August 2, 2 | 2005-08-02 |
Image Forming Apparatus Comprising Means For Detecting An Amount Of Developer Contained In A Developer Container, A Memory For Storing The Amount Detected By The Detecting Means, And Control Means For Updating The Information Stored In The Memory
Grant 6,912,366 - Yamamoto , et al. June 28, 2 | 2005-06-28 |
Image forming apparatus
App 20050117920 - Ogata, Hiroaki ; et al. | 2005-06-02 |
Image forming apparatus having a transfer current detection device and control for developing bias in non-image area
Grant 6,785,482 - Ogata , et al. August 31, 2 | 2004-08-31 |
Image forming apparatus having a plurality of image forming stations, and unit detachably mountable on the apparatus
Grant 6,714,745 - Sasame , et al. March 30, 2 | 2004-03-30 |
Image forming apparatus, cartridge detachably mountable to the image forming apparatus, developer remainder displaying method and system
App 20040042804 - Yamamoto, Shinya ; et al. | 2004-03-04 |
Image forming apparatus and cartridge detachably attachable thereto
App 20030175039 - Yamamoto, Shinya ; et al. | 2003-09-18 |
Image forming apparatus
App 20030175040 - Ogata, Hiroaki ; et al. | 2003-09-18 |
Image forming apparatus, and use situation reporting system for reporting use situations of developer and other consumables stowed in image forming apparatus
Grant 6,594,451 - Kakeshita , et al. July 15, 2 | 2003-07-15 |
Image forming apparatus and unit detachably attachable to the same image forming apparatus and information displaying system related to unit detachably attachable to the same image forming apparatus
App 20030053809 - Ogata, Hiroaki ; et al. | 2003-03-20 |
Image forming apparatus having a plurality of image forming stations, and unit detachable mountable on the apparatus
App 20030039478 - Sasame, Hiroshi ; et al. | 2003-02-27 |
Image forming apparatus and cartridge detachably attachable thereto
App 20030035656 - Yamamoto, Shinya ; et al. | 2003-02-20 |
Overcurrent protection device
Grant 6,465,983 - Ogata , et al. October 15, 2 | 2002-10-15 |
Image forming apparatus
Grant 6,453,139 - Sasame , et al. September 17, 2 | 2002-09-17 |
Power assisted wheelchair
Grant 6,354,390 - Uchiyama , et al. March 12, 2 | 2002-03-12 |
Developer Remaining Amount Detecting Apparatus And Developer Remaining Amount Detecting Method
App 20010043259 - OGATA, HIROAKI | 2001-11-22 |
Image forming apparatus having a plurality of image forming stations, and unit detachably mountable on the apparatus
App 20010022900 - Sasame, Hiroshi ; et al. | 2001-09-20 |
Image forming apparatus
App 20010008589 - Sasame, Hiroshi ; et al. | 2001-07-19 |
Image forming apparatus, and use situation reporting system for reporting use situations of developer and other consumables stowed in image forming apparatus
App 20010004423 - Kakeshita, Tomomi ; et al. | 2001-06-21 |
Wheel chair with auxiliary power
Grant 6,230,831 - Ogata , et al. May 15, 2 | 2001-05-15 |
Service life informing device for charged member, informing method thereof, process cartridge and image forming apparatus
Grant 5,835,818 - Hoshika , et al. November 10, 1 | 1998-11-10 |
Electric power-assisted wheelchair
Grant 5,818,189 - Uchiyama , et al. October 6, 1 | 1998-10-06 |
Control device for direct current electric motor
Grant 5,708,343 - Hara , et al. January 13, 1 | 1998-01-13 |
Charging apparatus and process cartridge
Grant 5,678,141 - Asano , et al. October 14, 1 | 1997-10-14 |
Charging device, process cartridge and image forming apparatus
Grant 5,546,167 - Ogata , et al. August 13, 1 | 1996-08-13 |
Charging member having a loosely supported charger portion
Grant 5,534,344 - Kisu , et al. July 9, 1 | 1996-07-09 |
Developing apparatus using elastic blade
Grant 5,519,472 - Ojima , et al. May 21, 1 | 1996-05-21 |
Changing member having a charging surface arranged with respect to a tangent line
Grant 5,475,471 - Kisu , et al. December 12, 1 | 1995-12-12 |
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