Patent | Date |
---|
Fabricating Apparatus And Fabricating Method App 20210299953 - NAGATOMO; Yuji ;   et al. | 2021-09-30 |
Developing device, and image forming apparatus and process unit incorporating same Grant 10,036,976 - Nagatomo , et al. July 31, 2 | 2018-07-31 |
Developing device and image forming apparatus incorporating same Grant 9,958,806 - Tsuji , et al. May 1, 2 | 2018-05-01 |
Developing Device, And Image Forming Apparatus And Process Unit Incorporating Same App 20170176886 - NAGATOMO; Yuji ;   et al. | 2017-06-22 |
Developing Device And Image Forming Apparatus Incorporating Same App 20170146925 - TSUJI; Masato ;   et al. | 2017-05-25 |
Image forming apparatus that utilizes toner roller bias voltages for image density adjustments Grant 9,551,956 - Abe , et al. January 24, 2 | 2017-01-24 |
Image Forming Apparatus App 20160209774 - Abe; Kyoko ;   et al. | 2016-07-21 |
Seal, cleaning unit with seal, transfer unit with seal, developing unit with seal, process cartridge with seal, image forming apparatus with seal, and image forming method Grant 9,335,663 - Abe , et al. May 10, 2 | 2016-05-10 |
Reducing toner adhesion to a development device of an image forming apparatus Grant 9,116,460 - Matsuno , et al. August 25, 2 | 2015-08-25 |
Seal, Cleaning Unit With Seal, Transfer Unit With Seal, Developing Unit With Seal, Process Cartridge With Seal, Image Forming Apparatus With Seal, And Image Forming Method App 20150192882 - Abe; Kyoko ;   et al. | 2015-07-09 |
Color image forming apparatus with a line velocity difference set between image carriers Grant 8,983,323 - Yamashita , et al. March 17, 2 | 2015-03-17 |
Image forming apparatus including a controller configured to regulate a potential difference between a photoconductor and a developing member Grant 8,977,150 - Yamamoto , et al. March 10, 2 | 2015-03-10 |
Image forming apparatus and image forming method Grant 8,971,743 - Miyazaki , et al. March 3, 2 | 2015-03-03 |
Developer regulator, development device, and image forming apparatus incorporating same Grant 8,867,971 - Inoue , et al. October 21, 2 | 2014-10-21 |
Image developing device, process cartridge including image developing device, and image forming device including image developing device Grant 8,805,222 - Nakatake , et al. August 12, 2 | 2014-08-12 |
Image Forming Apparatus App 20140161471 - Matsuno; Yasuhide ;   et al. | 2014-06-12 |
Image Forming Apparatus And Image Forming Method App 20130266332 - MIYAZAKI; Takafumi ;   et al. | 2013-10-10 |
Development Device, And Image Forming Apparatus And Process Unit Incorporating Same App 20130236217 - NAGATOMO; Yuji ;   et al. | 2013-09-12 |
Color Image Forming Apparatus App 20130195487 - YAMASHITA; Takeshi ;   et al. | 2013-08-01 |
Image Forming Apparatus App 20130142530 - YAMAMOTO; Shin ;   et al. | 2013-06-06 |
Image forming apparatus, image forming method, and developing device Grant 8,406,664 - Fujita , et al. March 26, 2 | 2013-03-26 |
Image Developing Device, Process Cartridge Including Image Developing Device, And Image Forming Device Including Image Developing Device App 20130058670 - Nakatake; Naoki ;   et al. | 2013-03-07 |
Semiconductive member, and developing roll, charging roll, transfer belt, and image forming apparatus using same Grant 8,354,164 - Nozaki , et al. January 15, 2 | 2013-01-15 |
Developer Regulator, Development Device, And Image Forming Apparatus Incorporating Same App 20120045254 - INOUE; Ryuji ;   et al. | 2012-02-23 |
Image forming apparatus Grant 7,907,871 - Sakagawa , et al. March 15, 2 | 2011-03-15 |
Image forming apparatus Grant 7,903,993 - Sakagawa , et al. March 8, 2 | 2011-03-08 |
Image forming apparatus Grant 7,822,356 - Sakagawa , et al. October 26, 2 | 2010-10-26 |
Image forming method and apparatus which uses alternating voltage to form an electric field for moving toner Grant 7,796,912 - Sakagawa , et al. September 14, 2 | 2010-09-14 |
Process cartridge and image forming apparatus including same Grant 7,796,935 - Fujita , et al. September 14, 2 | 2010-09-14 |
Image forming apparatus including a brush member to temporarily capture toner Grant 7,792,463 - Sakagawa , et al. September 7, 2 | 2010-09-07 |
Cleanerless image forming apparatus Grant 7,751,753 - Sakagawa , et al. July 6, 2 | 2010-07-06 |
Semiconductive Member, And Developing Roll, Charging Roll, Transfer Belt, And Image Forming Apparatus Using Same App 20100150609 - Nozaki; Chiyoshi ;   et al. | 2010-06-17 |
Image forming method and apparatus for effectively charging an image carrier Grant 7,738,803 - Fujita , et al. June 15, 2 | 2010-06-15 |
Developing device and image-forming apparatus using multiple-component developer Grant 7,734,227 - Uetake , et al. June 8, 2 | 2010-06-08 |
Electrifying apparatus, a processing unit, and an image formation apparatus Grant 7,725,054 - Fujita , et al. May 25, 2 | 2010-05-25 |
Charging device for charging a surface of a latent image bearing member and an image forming apparatus including the charging device Grant 7,693,459 - Fujita , et al. April 6, 2 | 2010-04-06 |
Process unit and image forming apparatus including the same Grant 7,684,732 - Fujita , et al. March 23, 2 | 2010-03-23 |
Developing apparatus Grant 7,676,184 - Murayama , et al. March 9, 2 | 2010-03-09 |
Cleaning of a charging member in an image forming apparatus Grant 7,664,433 - Fujita , et al. February 16, 2 | 2010-02-16 |
Charging unit, process unit including the same, and image forming apparatus including the same Grant 7,539,442 - Nagatomo , et al. May 26, 2 | 2009-05-26 |
Image Forming Apparatus, Image Forming Method, And Developing Device App 20090067887 - Fujita; Tetsumaru ;   et al. | 2009-03-12 |
Process Cartridge And Image Forming Apparatus Including Same App 20090028606 - Fujita; Tetsumaru ;   et al. | 2009-01-29 |
Image Forming Apparatus App 20080273898 - Sakagawa; Yoshio ;   et al. | 2008-11-06 |
Image Forming Apparatus App 20080232875 - SAKAGAWA; Yoshio ;   et al. | 2008-09-25 |
Image Forming Method And Process Cartridge App 20080227001 - KADOTA; Takuya ;   et al. | 2008-09-18 |
Image Forming Method And Apparatus App 20080187361 - SAKAGAWA; Yoshio ;   et al. | 2008-08-07 |
Image Forming Apparatus App 20080187360 - FUJITA; Tetsumaru ;   et al. | 2008-08-07 |
Image Forming Apparatus App 20080181654 - SAKAGAWA; Yoshio ;   et al. | 2008-07-31 |
Image Forming Apparatus App 20080181655 - SAKAGAWA; Yoshio ;   et al. | 2008-07-31 |
Electrifying Apparatus, A Processing Unit, And An Image Formation Apparatus App 20080152384 - FUJITA; Tetsumaru ;   et al. | 2008-06-26 |
Process Unit And Image Forming Apparatus Including The Same App 20080152385 - FUJITA; Tetsumaru ;   et al. | 2008-06-26 |
Cleanerless Image Forming Apparatus App 20080145100 - SAKAGAWA; Yoshio ;   et al. | 2008-06-19 |
Developing Apparatus App 20080145109 - MURAYAMA; Shin ;   et al. | 2008-06-19 |
Charging Device And Image Forming Apparatus Using The Charging Device App 20080069592 - Fujita; Tetsumaru ;   et al. | 2008-03-20 |
Image Forming Method And Apparatus For Effectively Charging An Image Carrier App 20080056745 - Fujita; Tetsumaru ;   et al. | 2008-03-06 |
Method And Apparatus For Image Forming For Effectively Charging An Image Carrier App 20080038017 - FUJITA; Tetsumaru ;   et al. | 2008-02-14 |
Charging Unit, Process Unit Including The Same, And Image Forming Apparatus Including The Same App 20070280735 - Nagatomo; Yuji ;   et al. | 2007-12-06 |
Image forming apparatus Grant 7,233,755 - Tango , et al. June 19, 2 | 2007-06-19 |
Device and method for measuring toner current Grant 7,202,675 - Uetake , et al. April 10, 2 | 2007-04-10 |
Developing device and image-forming apparatus App 20070071506 - Uetake; Shigeo ;   et al. | 2007-03-29 |
Contact charger and image forming apparatus Grant 7,082,277 - Nagatomo , et al. July 25, 2 | 2006-07-25 |
Device and method for measuring toner current App 20060109011 - Uetake; Shigeo ;   et al. | 2006-05-25 |
Contact charger and image forming apparatus Grant 6,999,699 - Nagatomo , et al. February 14, 2 | 2006-02-14 |
Contact charger and image forming apparatus App 20050129428 - Nagatomo, Yuji ;   et al. | 2005-06-16 |
Contact charger and image forming apparatus App 20050069345 - Nagatomo, Yuji ;   et al. | 2005-03-31 |
Image forming apparatus App 20050047830 - Tango, Makiko ;   et al. | 2005-03-03 |