| Patent | Date |
|---|
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20220075314 - Ueno; Takahito ; et al. | 2022-03-10 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 11,237,517 - Ueno , et al. February 1, 2 | 2022-02-01 |
Cartridge, mounting method for coupling member, and disassemblying method for coupling member
Grant 11,209,772 - Miyabe , et al. December 28, 2 | 2021-12-28 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 11,204,584 - Morioka , et al. December 21, 2 | 2021-12-21 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 11,163,263 - Morioka , et al. November 2, 2 | 2021-11-02 |
Rotational force transmitting part
Grant 11,156,956 - Ueno , et al. October 26, 2 | 2021-10-26 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20210311432 - Morioka; Masanari ; et al. | 2021-10-07 |
Cartridge And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20210294241 - Miyabe; Shigeo ; et al. | 2021-09-23 |
Cartridge and electrophotographic image forming apparatus which uses cartridge
Grant 11,067,949 - Miyabe , et al. July 20, 2 | 2021-07-20 |
Cartridge and electrophotographic image forming apparatus which uses cartridge
Grant 11,061,369 - Miyabe , et al. July 13, 2 | 2021-07-13 |
Cartridge, Mounting Method For Coupling Member, And Disassemblying Method For Coupling Member
App 20210165359 - Miyabe; Shigeo ; et al. | 2021-06-03 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20210080903 - Ueno; Takahito ; et al. | 2021-03-18 |
Rotational Force Transmitting Part
App 20210041830 - Ueno; Takahito ; et al. | 2021-02-11 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 10,901,360 - Miyabe , et al. January 26, 2 | 2021-01-26 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,877,433 - Ueno , et al. December 29, 2 | 2020-12-29 |
Rotational force transmitting part
Grant 10,845,756 - Ueno , et al. November 24, 2 | 2020-11-24 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20200249624 - Kind Code | 2020-08-06 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,671,018 - Ueno , et al. | 2020-06-02 |
Cartridge And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20200159165 - Miyabe; Shigeo ; et al. | 2020-05-21 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20200142349 - Miyabe; Shigeo ; et al. | 2020-05-07 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10627778 - | 2020-04-21 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 10,620,582 - Morioka , et al. | 2020-04-14 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,585,391 - Ueno , et al. | 2020-03-10 |
Cartridge and electrophotographic image forming apparatus which uses cartridge
Grant 10571859 - | 2020-02-25 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,551,793 - Ueno , et al. Fe | 2020-02-04 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 10,545,450 - Miyabe , et al. Ja | 2020-01-28 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,539,924 - Ueno , et al. Ja | 2020-01-21 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 10,539,923 - Ueno , et al. Ja | 2020-01-21 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 10,520,887 - Morioka , et al. Dec | 2019-12-31 |
Rotational Force Transmitting Part
App 20190391528 - Ueno; Takahito ; et al. | 2019-12-26 |
Rotational force transmitting part
Grant 10,429,794 - Ueno , et al. O | 2019-10-01 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20190278219 - Ueno; Takahito ; et al. | 2019-09-12 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20190278217 - Ueno; Takahito ; et al. | 2019-09-12 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20190278218 - Ueno; Takahito ; et al. | 2019-09-12 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20190155204 - Miyabe; Shigeo ; et al. | 2019-05-23 |
Rotational Force Transmitting Part
App 20190137928 - Ueno; Takahito ; et al. | 2019-05-09 |
Cartridge And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20190079448 - Miyabe; Shigeo ; et al. | 2019-03-14 |
Rotational force transmitting part
Grant 10,209,670 - Ueno , et al. Feb | 2019-02-19 |
Cartridge, and electrophotographic image forming apparatus which uses cartridge
Grant 10,168,665 - Miyabe , et al. J | 2019-01-01 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20180364640 - Ueno; Takahito ; et al. | 2018-12-20 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 10,095,179 - Miyabe , et al. October 9, 2 | 2018-10-09 |
Image forming apparatus with frame body and detachable cartridge with integrated photosensitive drum
Grant 10,048,646 - Suzuki , et al. August 14, 2 | 2018-08-14 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20180113415 - Morioka; Masanari ; et al. | 2018-04-26 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,939,776 - Morioka , et al. April 10, 2 | 2018-04-10 |
Image Forming Apparatus, Cartridge, And Frame Body Used For The Cartridge
App 20180046136 - Suzuki; Akira ; et al. | 2018-02-15 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,886,002 - Morioka , et al. February 6, 2 | 2018-02-06 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,874,854 - Ueno , et al. January 23, 2 | 2018-01-23 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,874,846 - Ueno , et al. January 23, 2 | 2018-01-23 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,869,960 - Ueno , et al. January 16, 2 | 2018-01-16 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,864,331 - Ueno , et al. January 9, 2 | 2018-01-09 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,864,333 - Ueno , et al. January 9, 2 | 2018-01-09 |
Rotational Force Transmitting Part
App 20180004155 - Ueno; Takahito ; et al. | 2018-01-04 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,857,764 - Ueno , et al. January 2, 2 | 2018-01-02 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,857,766 - Morioka , et al. January 2, 2 | 2018-01-02 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,857,765 - Ueno , et al. January 2, 2 | 2018-01-02 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,851,688 - Morioka , et al. December 26, 2 | 2017-12-26 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,851,685 - Morioka , et al. December 26, 2 | 2017-12-26 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,846,408 - Ueno , et al. December 19, 2 | 2017-12-19 |
Process cartridge having changeable relative positioning of a coupling member and another part of the process cartridge
Grant 9,841,728 - Ueno , et al. December 12, 2 | 2017-12-12 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,841,729 - Ueno , et al. December 12, 2 | 2017-12-12 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,841,727 - Ueno , et al. December 12, 2 | 2017-12-12 |
Image forming apparatus cartridge having changeable relative positioning of a coupling member and another part of the image forming apparatus cartridge
Grant 9,841,724 - Morioka , et al. December 12, 2 | 2017-12-12 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,836,021 - Ueno , et al. December 5, 2 | 2017-12-05 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,836,015 - Morioka , et al. December 5, 2 | 2017-12-05 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,817,333 - Morioka , et al. November 14, 2 | 2017-11-14 |
Rotational force transmitting part
Grant 9,772,602 - Ueno , et al. September 26, 2 | 2017-09-26 |
Cartridge, And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20170248911 - Miyabe; Shigeo ; et al. | 2017-08-31 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,746,826 - Ueno , et al. August 29, 2 | 2017-08-29 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,733,614 - Ueno , et al. August 15, 2 | 2017-08-15 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170227927 - Ueno; Takahito ; et al. | 2017-08-10 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170227919 - Morioka; Masanari ; et al. | 2017-08-10 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170227920 - Morioka; Masanari ; et al. | 2017-08-10 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170227925 - Ueno; Takahito ; et al. | 2017-08-10 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 9,703,257 - Morioka , et al. July 11, 2 | 2017-07-11 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170192386 - Ueno; Takahito ; et al. | 2017-07-06 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170192384 - Ueno; Takahito ; et al. | 2017-07-06 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170185030 - Morioka; Masanari ; et al. | 2017-06-29 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170185027 - Ueno; Takahito ; et al. | 2017-06-29 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170185031 - Morioka; Masanari ; et al. | 2017-06-29 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170185033 - Ueno; Takahito ; et al. | 2017-06-29 |
Cartridge, and electrophotographic image forming apparatus which uses cartridge
Grant 9,684,261 - Miyabe , et al. June 20, 2 | 2017-06-20 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 9,678,471 - Ueno , et al. June 13, 2 | 2017-06-13 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20170139349 - Miyabe; Shigeo ; et al. | 2017-05-18 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170102634 - Morioka; Masanari ; et al. | 2017-04-13 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090410 - Ueno; Takahito ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090408 - Ueno; Takahito ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090405 - Ueno; Takahito ; et al. | 2017-03-30 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170090412 - Morioka; Masanari ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090407 - Ueno; Takahito ; et al. | 2017-03-30 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170090413 - Morioka; Masanari ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090409 - Ueno; Takahito ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090406 - Ueno; Takahito ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090414 - Ueno; Takahito ; et al. | 2017-03-30 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20170090411 - Ueno; Takahito ; et al. | 2017-03-30 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20170090403 - Morioka; Masanari ; et al. | 2017-03-30 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 9,594,343 - Miyabe , et al. March 14, 2 | 2017-03-14 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 9,477,201 - Miyabe , et al. October 25, 2 | 2016-10-25 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20160274536 - Ueno; Takahito ; et al. | 2016-09-22 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20160246249 - Miyabe; Shigeo ; et al. | 2016-08-25 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20160238988 - Morioka; Masanari ; et al. | 2016-08-18 |
Rotational Force Transmitting Part
App 20150346670 - Ueno; Takahito ; et al. | 2015-12-03 |
Rotational force transmitting part
Grant 9,176,468 - Ueno , et al. November 3, 2 | 2015-11-03 |
Developing device having movable coupling member for engagement to electrophotographic image forming apparatus
Grant 8,874,004 - Takasaka , et al. October 28, 2 | 2014-10-28 |
Cover member and cartridge
Grant 8,798,501 - Hayashi , et al. August 5, 2 | 2014-08-05 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20140147168 - Morioka; Masanari ; et al. | 2014-05-29 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20140099144 - Ueno; Takahito ; et al. | 2014-04-10 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 8,688,008 - Norioka , et al. April 1, 2 | 2014-04-01 |
Rotational Force Transmitting Part
App 20140086634 - Ueno; Takahito ; et al. | 2014-03-27 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 8,682,215 - Ueno , et al. March 25, 2 | 2014-03-25 |
Rotational force transmitting part
Grant 8,676,090 - Ueno , et al. March 18, 2 | 2014-03-18 |
Rotational Force Transmitting Part
App 20140064783 - Ueno; Takahito ; et al. | 2014-03-06 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20140056613 - Ueno; Takahito ; et al. | 2014-02-27 |
Process cartridge electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 8,630,564 - Ueno , et al. January 14, 2 | 2014-01-14 |
Image forming apparatus
Grant 8,626,031 - Toba , et al. January 7, 2 | 2014-01-07 |
Cartridge, And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20130287437 - Miyabe; Shigeo ; et al. | 2013-10-31 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20130279938 - Miyabe; Shigeo ; et al. | 2013-10-24 |
Rotational force transmitting part
Grant 8,532,533 - Ueno , et al. September 10, 2 | 2013-09-10 |
Cartridge with a protecting member and a sealing member for sealing a developer supply opening
Grant 8,521,060 - Numata , et al. August 27, 2 | 2013-08-27 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20130216275 - Morioka; Masanari ; et al. | 2013-08-22 |
Process cartridge and electrophotrographic image forming apparatus
Grant 8,494,399 - Miyabe , et al. July 23, 2 | 2013-07-23 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 8,494,411 - Miyabe , et al. July 23, 2 | 2013-07-23 |
Developing device, developing cartridge, process cartridge and image forming apparatus
Grant 8,483,589 - Uneme , et al. July 9, 2 | 2013-07-09 |
Rotational Force Transmitting Part
App 20130164031 - Ueno; Takahito ; et al. | 2013-06-27 |
Rotational force transmitting part
Grant 8,452,210 - Ueno , et al. May 28, 2 | 2013-05-28 |
Electrophotographic image forming apparatus, developing apparatus, and coupling member
Grant 8,437,669 - Morioka , et al. May 7, 2 | 2013-05-07 |
Cartridge, mounting method for coupling member, and disassembling method for coupling member
Grant 8,433,219 - Miyabe , et al. April 30, 2 | 2013-04-30 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20130094882 - Miyabe; Shigeo ; et al. | 2013-04-18 |
Process cartridge and image forming apparatus
Grant 8,417,152 - Takeyama , et al. April 9, 2 | 2013-04-09 |
Rotational Force Transmitting Part
App 20130071141 - Ueno; Takahito ; et al. | 2013-03-21 |
Process Cartridge Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20130064569 - Ueno; Takahito ; et al. | 2013-03-14 |
Cartridge, assembling method for cartridge, and disassembling method for cartridge
Grant 8,391,748 - Miyabe , et al. March 5, 2 | 2013-03-05 |
Image forming apparatus
Grant 8,369,722 - Takasaka , et al. February 5, 2 | 2013-02-05 |
Image forming apparatus with developing cartridge having engaging portion
Grant 8,369,748 - Ueno , et al. February 5, 2 | 2013-02-05 |
Cover Member And Cartridge
App 20130028635 - Hayashi; Naoki ; et al. | 2013-01-31 |
Development cartridge and image forming apparatus
Grant 8,355,652 - Nakamura , et al. January 15, 2 | 2013-01-15 |
Rotational force transmitting parts
Grant 8,295,734 - Ueno , et al. October 23, 2 | 2012-10-23 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 8,280,278 - Ueno , et al. October 2, 2 | 2012-10-02 |
Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit
Grant 8,275,286 - Ueno , et al. September 25, 2 | 2012-09-25 |
Electrophotographic image forming apparatus
Grant 8,270,879 - Numata , et al. September 18, 2 | 2012-09-18 |
Cartridge, Assembling Method For Cartridge, And Disassemblying Method For Cartridge
App 20120195635 - MIYABE; Shigeo ; et al. | 2012-08-02 |
Cartridge, assembling method for cartridge, and disassembling method for cartridge
Grant 8,233,821 - Miyabe , et al. July 31, 2 | 2012-07-31 |
Process Cartridge And Electrophotrographic Image Forming Apparatus
App 20120177395 - Miyabe; Shigeo ; et al. | 2012-07-12 |
Process cartridge and electrophotographic image forming apparatus
Grant 8,155,554 - Miyabe , et al. April 10, 2 | 2012-04-10 |
Developing Cartridge, Process Cartridge And Electrophotographic Image Forming Apparatus
App 20110142491 - Numata; Tetsuya ; et al. | 2011-06-16 |
Process cartridge and electrophotographic image forming apparatus
Grant 7,945,185 - Miyabe , et al. May 17, 2 | 2011-05-17 |
Developing Device, Developing Cartridge, Process Cartridge And Image Forming Apparatus
App 20110103827 - Uneme; Tetsushi ; et al. | 2011-05-05 |
Image Forming Apparatus
App 20110103812 - Takasaka; Atsushi ; et al. | 2011-05-05 |
Development Cartridge And Image Forming Apparatus
App 20110103833 - Nakamura; Yuuki ; et al. | 2011-05-05 |
Image Forming Apparatus
App 20110103839 - Toba; Shinjiro ; et al. | 2011-05-05 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20110091239 - Ueno; Takahito ; et al. | 2011-04-21 |
Process Cartridge And Electrophotographic Image Forming Apparatus
App 20110044717 - Miyabe; Shigeo ; et al. | 2011-02-24 |
Cartridge, And Electrophotographic Image Forming Apparatus Which Uses Cartridge
App 20110038649 - Miyabe; Shigeo ; et al. | 2011-02-17 |
Developing device and image forming apparatus
Grant 7,840,155 - Miyabe , et al. November 23, 2 | 2010-11-23 |
Process Cartridge And Electrophotographic Image Forming Apparatus
App 20100158556 - Miyabe; Shigeo ; et al. | 2010-06-24 |
Cartridge and electrophotographic image forming apparatus
Grant 7,711,287 - Kimizuka , et al. May 4, 2 | 2010-05-04 |
Process cartridge and electrophotographic image forming apparatus
Grant 7,702,251 - Miyabe , et al. April 20, 2 | 2010-04-20 |
Electrophotographic image forming apparatus and process cartridge
Grant 7,689,146 - Sato , et al. March 30, 2 | 2010-03-30 |
Electrophotographic Image Forming Apparatus
App 20100054805 - Numata; Tetsuya ; et al. | 2010-03-04 |
Developing Device, Developing Cartridge, Rotational Force Transmitting Part And Electrophotographic Image Forming Apparatus
App 20100054823 - Takasaka; Atsushi ; et al. | 2010-03-04 |
Process Cartridge And Image Forming Apparatus
App 20100054807 - Takeyama; Yoshifumi ; et al. | 2010-03-04 |
Image Forming Apparatus
App 20100054806 - Ueno; Takahito ; et al. | 2010-03-04 |
Color electrophotographic image forming apparatus
Grant 7,664,436 - Aoki , et al. February 16, 2 | 2010-02-16 |
Cartridge, Assembling Method For Cartridge, And Disassemblying Method For Cartridge
App 20090317134 - Miyabe; Shigeo ; et al. | 2009-12-24 |
Cartridge, Mounting Method For Coupling Member, And Disassembling Method For Coupling Member
App 20090317135 - Miyabe; Shigeo ; et al. | 2009-12-24 |
Developing device and image forming apparatus
Grant 7,580,659 - Miyabe , et al. August 25, 2 | 2009-08-25 |
Developing Device And Image Forming Apparatus
App 20090202277 - Miyabe; Shigeo ; et al. | 2009-08-13 |
Electrophotographic Image Forming Apparatus And Process Cartridge
App 20090074454 - Sato; Masaaki ; et al. | 2009-03-19 |
Electrophotographic image forming apparatus and process cartridge
Grant 7,499,663 - Sato , et al. March 3, 2 | 2009-03-03 |
Process Cartridge And Electrophotographic Image Forming Apparatus
App 20090047037 - Miyabe; Shigeo ; et al. | 2009-02-19 |
Cartridge And Electrophotographic Image Forming Apparatus
App 20080286004 - Kimizuka; Eiichiro ; et al. | 2008-11-20 |
Color Electrophotographic Image Forming Apparatus
App 20080286010 - Aoki; Daisuke ; et al. | 2008-11-20 |
Process cartridge and electrophotographic image forming apparatus
Grant 7,450,877 - Miyabe , et al. November 11, 2 | 2008-11-11 |
Rotational Force Transmitting Parts
App 20080260428 - Ueno; Takahito ; et al. | 2008-10-23 |
Electrophotographic Image Forming Apparatus And Process Cartridge
App 20080240773 - Sato; Masaaki ; et al. | 2008-10-02 |
Electrophotographic Image Forming Apparatus, Developing Apparatus, And Coupling Member
App 20080240796 - Morioka; Masanari ; et al. | 2008-10-02 |
Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method
Grant 7,412,193 - Sato , et al. August 12, 2 | 2008-08-12 |
Process Cartridge, Electrophotographic Image Forming Apparatus, And Electrophotographic Photosensitive Drum Unit
App 20080152388 - Ueno; Takahito ; et al. | 2008-06-26 |
Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method
Grant 7,349,657 - Sato , et al. March 25, 2 | 2008-03-25 |
Developer Feeding Member, Developing Apparatus, Process Cartridge And Developer Feeding Member Mounting Method
App 20080025757 - Sato; Masaaki ; et al. | 2008-01-31 |
Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus
Grant 7,315,710 - Ueno , et al. January 1, 2 | 2008-01-01 |
Image forming apparatus
Grant D555,718 - Miyabe , et al. November 20, 2 | 2007-11-20 |
Cartridge, process cartridge, and electrophotographic image forming apparatus
Grant 7,248,810 - Miyabe , et al. July 24, 2 | 2007-07-24 |
Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method
Grant 7,224,925 - Sato , et al. May 29, 2 | 2007-05-29 |
Electrophotographic Photosensitive Drum Supporting Apparatus, Process Cartridge And Electrophotographic Image Forming Apparatus
App 20070110474 - Ueno; Takahito ; et al. | 2007-05-17 |
Developing Device And Image Forming Apparatus
App 20070098461 - Miyabe; Shigeo ; et al. | 2007-05-03 |
Process cartridge and electrophotographic image forming apparatus
Grant 7,212,768 - Numagami , et al. May 1, 2 | 2007-05-01 |
Developer Feeding Member, Developing Apparatus, Process Cartridge And Developer Feeding Member Mounting Method
App 20070053722 - Sato; Masaaki ; et al. | 2007-03-08 |
Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus
Grant 7,184,690 - Ueno , et al. February 27, 2 | 2007-02-27 |
Electrophotographic image forming apparatus having a plurality of mounting portions for detachably mounting a plurality process cartridges
Grant 7,164,875 - Miyabe , et al. January 16, 2 | 2007-01-16 |
Process cartridge having first and second rotatably coupled frames and electrophotographic image forming apparatus mounting such process cartridge
Grant 7,158,736 - Sato , et al. January 2, 2 | 2007-01-02 |
Electrophotographic image forming apparatus
Grant 7,155,141 - Sato , et al. December 26, 2 | 2006-12-26 |
Process cartridge and electrophotographic image forming apparatus
Grant 7,149,457 - Miyabe , et al. December 12, 2 | 2006-12-12 |
Process cartridge having electrical contact connectable to electrical contact in electrophotographic image forming apparatus
Grant 7,136,604 - Chadani , et al. November 14, 2 | 2006-11-14 |
Process cartridge and electrophotographic image forming apparatus
App 20060228127 - Miyabe; Shigeo ; et al. | 2006-10-12 |
Process cartridge and electrophotographic image forming apparatus
App 20060072936 - Numagami; Atsushi ; et al. | 2006-04-06 |
Process cartridge and electrophotographic image forming apparatus
App 20060072938 - Sato; Masaaki ; et al. | 2006-04-06 |
Cartridge, process cartridge, and electrophotographic image forming apparatus
App 20060067725 - Miyabe; Shigeo ; et al. | 2006-03-30 |
Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method
App 20060051135 - Sato; Masaaki ; et al. | 2006-03-09 |
Electrophotographic image forming apparatus and process cartridge
App 20060008289 - Sato; Masaaki ; et al. | 2006-01-12 |
Electrophotographic image forming apparatus
App 20050244188 - Sato, Masaaki ; et al. | 2005-11-03 |
Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus
App 20050238387 - Ueno, Takahito ; et al. | 2005-10-27 |
Electrophotographic image forming apparatus
App 20050220480 - Miyabe, Shigeo ; et al. | 2005-10-06 |
Process cartridge and electrophotographic image forming apparatus
App 20050220486 - Miyabe, Shigeo ; et al. | 2005-10-06 |
Process cartridge, electrophotographic image forming apparatus and fixing method of electrical contact part
Grant 6,934,485 - Miyabe , et al. August 23, 2 | 2005-08-23 |
Process cartridge remanufacturing method
Grant 6,931,226 - Chadani , et al. August 16, 2 | 2005-08-16 |
Unit detachably mountable to electrophotographic image forming apparatus and electrophotographic image forming apparatus
App 20050176299 - Chadani, Kazuo ; et al. | 2005-08-11 |
Developing blade, process cartridge, and electrophotographic image forming apparatus
Grant 6,836,629 - Miyabe , et al. December 28, 2 | 2004-12-28 |
Remanufacturing method for process cartridge
Grant 6,795,666 - Miyabe , et al. September 21, 2 | 2004-09-21 |
Developing apparatus having magnetic seal
Grant 6,708,010 - Miyabe , et al. March 16, 2 | 2004-03-16 |
Image forming apparatus to which a process cartridge is detachably mountable and process cartridge comprising a rotation fulcrum portion
Grant 6,678,488 - Toba , et al. January 13, 2 | 2004-01-13 |
Developing apparatus provided with seal functions on both sides of developing roller
Grant 6,671,473 - Miyabe December 30, 2 | 2003-12-30 |
Developing blade, process cartridge, and electrophotographic image forming apparatus
App 20030228171 - Miyabe, Shigeo ; et al. | 2003-12-11 |
Developing apparatus, process cartridge, connecting method between developing frame and developer frame, and flexible seal
Grant 6,603,939 - Toba , et al. August 5, 2 | 2003-08-05 |
Process cartridge, engaging member therefor and method for mounting developing roller and magnet
Grant 6,549,736 - Miyabe , et al. April 15, 2 | 2003-04-15 |
Process cartridge and electrophotographic image forming apparatus
Grant 6,542,706 - Toba , et al. April 1, 2 | 2003-04-01 |
Process cartridge, assembling method therefor and electrophotographic image forming apparatus
Grant 6,519,431 - Toba , et al. February 11, 2 | 2003-02-11 |
Developing apparatus provided with seal functions on both sides of developing roller
App 20030012580 - Miyabe, Shigeo | 2003-01-16 |
Process cartridge, electrophotographic image forming apparatus and fixing method of electrical contact part
App 20020191981 - Miyabe, Shigeo ; et al. | 2002-12-19 |
Developing apparatus having magnetic seal
App 20020172526 - Miyabe, Shigeo ; et al. | 2002-11-21 |
Process cartridge remanufacturing method
App 20020159787 - Chadani, Kazuo ; et al. | 2002-10-31 |
Remanufacturing method for process cartridge
App 20020159788 - Miyabe, Shigeo ; et al. | 2002-10-31 |
Connecting method of resin material molded product, process cartridge and assembling method of process cartridge
Grant 6,415,121 - Suzuki , et al. July 2, 2 | 2002-07-02 |
Process cartridge and electrophotographic image forming apparatus
App 20020076236 - Toba, Shinjiro ; et al. | 2002-06-20 |
Process cartridge and electrophotographic image forming apparatus
App 20020051653 - Toba, Shinjiro ; et al. | 2002-05-02 |
Process cartridge having guide projections and image forming apparatus using same
Grant 6,351,620 - Miyabe , et al. February 26, 2 | 2002-02-26 |
Developing device frame, process cartridge, and electrophotographic image forming apparatus
Grant 6,343,192 - Miyabe , et al. January 29, 2 | 2002-01-29 |
Developing Device With A Devolper Thickness Control Feature And Method For Using The Same
App 20020003974 - NITTANI, SUSUMU ; et al. | 2002-01-10 |
Mounting member for mounting a flange to an end of a cylindrical member of an electrophotographic photosensitive drum of a process cartridge, such a flange, such a drum, and such a process cartridge
Grant 6,336,017 - Miyamoto , et al. January 1, 2 | 2002-01-01 |
Electrophotographic image forming apparatus and process cartridge detachably mountable thereto comprising a positioning portion for engagement with a positioning member of a main assembly of the image forming apparatus
Grant 6,317,572 - Miyabe , et al. November 13, 2 | 2001-11-13 |
Process cartridge, engaging member therefor and method for mounting developing roller and magnet
App 20010026707 - Miyabe, Shigeo ; et al. | 2001-10-04 |
Developing apparatus
App 20010024581 - Miyabe, Shigeo ; et al. | 2001-09-27 |
Process cartridge and electrophotographic image forming apparatus
Grant 6,282,390 - Miyabe , et al. August 28, 2 | 2001-08-28 |
Developing device and process cartridge
Grant 6,282,395 - Nittani , et al. August 28, 2 | 2001-08-28 |
Developing device holder having antenna contact mounting unit
Grant 6,226,476 - Miyabe , et al. May 1, 2 | 2001-05-01 |
Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatus
Grant 6,215,969 - Nomura , et al. April 10, 2 | 2001-04-10 |
Coupling member, process cartridge and assembling method of process cartridge
Grant 6,173,140 - Suzuki , et al. January 9, 2 | 2001-01-09 |
Developing device frame process cartridge and electrophotographic image forming apparatus
Grant 6,169,865 - Miyabe , et al. January 2, 2 | 2001-01-02 |
Grounding member, flange, photosensitive drum, process cartridge and electrophotographic image forming apparatus
Grant 6,167,219 - Miyamoto , et al. December 26, 2 | 2000-12-26 |
Process cartridge and image forming apparatus
Grant 6,154,623 - Suzuki , et al. November 28, 2 | 2000-11-28 |
Process cartridge and image forming apparatus having particular arrangement of electrical contacts
Grant 6,128,452 - Miyabe , et al. October 3, 2 | 2000-10-03 |
Process cartridge, assembling method for process cartridge and electrophotographic image forming apparatus
Grant 6,072,968 - Nomura , et al. June 6, 2 | 2000-06-06 |
Process cartridge and remanufacturing method
Grant 6,029,031 - Yokomori , et al. February 22, 2 | 2000-02-22 |
Process cartridge and electrophotographic image forming apparatus
Grant 5,966,567 - Matsuzaki , et al. October 12, 1 | 1999-10-12 |
Process cartridge, electrophotographic image forming apparatus, and electrical connection therebetween
Grant 5,950,047 - Miyabe , et al. September 7, 1 | 1999-09-07 |
Process cartridge and electrophotographic image forming apparatus
Grant 5,946,531 - Miura , et al. August 31, 1 | 1999-08-31 |
Process cartridge and electrophotographic image forming apparatus
Grant 5,943,529 - Miyabe , et al. August 24, 1 | 1999-08-24 |
Process cartridge, electrophotographic image forming apparatus and connection method of connecting contacts
Grant 5,926,666 - Miura , et al. July 20, 1 | 1999-07-20 |
Process cartridge, assembling method for process cartridge and electrophotographic image forming apparatus
Grant 5,878,310 - Noda , et al. March 2, 1 | 1999-03-02 |
Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatus
Grant 5,878,309 - Nomura , et al. March 2, 1 | 1999-03-02 |
Image forming apparatus having process cartridge with specific arrangement of electrical contacts
Grant 5,873,012 - Miyabe , et al. February 16, 1 | 1999-02-16 |
Process cartridge and refilling method therefor
Grant 5,839,028 - Nomura , et al. November 17, 1 | 1998-11-17 |
Developing apparatus
Grant 5,815,782 - Yokomori , et al. September 29, 1 | 1998-09-29 |
Process cartridge including a spaced rolling members support feature and image forming apparatus using the same
Grant 5,640,650 - Watanabe , et al. June 17, 1 | 1997-06-17 |
Image forming apparatus and detachable process cartridge having press-fitted flange to cylinder
Grant 5,579,085 - Miyabe , et al. November 26, 1 | 1996-11-26 |
Rotary member a process cartridge and an assembling method for rolling members
Grant 5,463,446 - Watanabe , et al. October 31, 1 | 1995-10-31 |
Image forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridge
Grant 5,452,056 - Nomura , et al. September 19, 1 | 1995-09-19 |
Image forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridge
Grant 5,331,373 - Nomura , et al. July 19, 1 | 1994-07-19 |
| 