| Patent | Date |
|---|
Cartridge and image forming apparatus
Grant 11,449,001 - Fujiwara , et al. September 20, 2 | 2022-09-20 |
Process cartridge, developing apparatus, and image forming apparatus
Grant 11,016,411 - Matsumaru , et al. May 25, 2 | 2021-05-25 |
Cartridge And Image Forming Apparatus
App 20210149335 - Fujiwara; Akihiro ; et al. | 2021-05-20 |
Cartridge and imaging forming apparatus
Grant 10,962,927 - Fujiwara , et al. March 30, 2 | 2021-03-30 |
Process Cartridge, Developing Apparatus, And Image Forming Apparatus
App 20210080859 - Matsumaru; Naoki ; et al. | 2021-03-18 |
Cartridge and imaging forming apparatus
Grant 10,928,771 - Fujiwara , et al. February 23, 2 | 2021-02-23 |
Image forming apparatus and cartridge
Grant 10,901,366 - Murakami , et al. January 26, 2 | 2021-01-26 |
Method of manufacturing developer container, developer container, developing apparatus, process cartridge, and image forming apparatus
Grant 10,802,419 - Watanabe , et al. October 13, 2 | 2020-10-13 |
Cartridge And Image Forming Apparatus
App 20200301352 - Matsumaru; Naoki ; et al. | 2020-09-24 |
Image Forming Apparatus And Cartridge
App 20200257242 - A1 | 2020-08-13 |
Image forming apparatus and cartridge
Grant 10,678,184 - Murakami , et al. | 2020-06-09 |
Method of manufacturing frame unit, method of manufacturing image carrying unit, method of manufacturing cartridge, and cartridge
Grant 10,649,394 - Makiguchi , et al. | 2020-05-12 |
Cartridge and image forming apparatus
Grant 10,627,780 - Fujiwara , et al. | 2020-04-21 |
Cartridge And Image Forming Apparatus
App 20200081396 - Fujiwara; Akihiro ; et al. | 2020-03-12 |
Method for manufacturing image bearing unit and method for manufacturing cartridge
Grant 10,564,597 - Numata , et al. Feb | 2020-02-18 |
Process cartridge for image forming apparatus
Grant D873,341 - Horikawa , et al. Ja | 2020-01-21 |
Method for manufacturing image bearing unit and method for manufacturing cartridge
Grant 10,520,883 - Horikawa , et al. Dec | 2019-12-31 |
Cartridge and image forming apparatus
Grant 10488817 - | 2019-11-26 |
Method Of Manufacturing Frame Unit, Method Of Manufacturing Image Carrying Unit, Method Of Manufacturing Cartridge, And Cartridg
App 20190302678 - Makiguchi; Daisuke ; et al. | 2019-10-03 |
Method For Manufacturing Image Bearing Unit And Method For Manufacturing Cartridge
App 20190302683 - Horikawa; Tadashi ; et al. | 2019-10-03 |
Method For Manufacturing Image Bearing Unit And Method For Manufacturing Cartridge
App 20190302684 - Numata; Tetsuya ; et al. | 2019-10-03 |
Cartridge And Image Forming Apparatus
App 20190227480 - Fujiwara; Akihiro ; et al. | 2019-07-25 |
Developing apparatus having a sealed developer bearing member, process cartridge, and image forming apparatus
Grant 10,345,756 - Matsumaru , et al. July 9, 2 | 2019-07-09 |
Frame, cartridge, image forming apparatus, and method for manufacturing frame
Grant 10,322,580 - Makiguchi , et al. | 2019-06-18 |
Image Forming Apparatus And Cartridge
App 20190179257 - Murakami; Ryuta ; et al. | 2019-06-13 |
Feeding device
Grant 10,073,380 - Nosho , et al. September 11, 2 | 2018-09-11 |
Method Of Manufacturing Developer Container, Developer Container, Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20180239276 - Watanabe; Taku ; et al. | 2018-08-23 |
Method of manufacturing developer container
Grant 9,989,888 - Watanabe , et al. June 5, 2 | 2018-06-05 |
Accommodating container, cleaning device, developing device, process cartridge, and image forming apparatus
Grant 9,904,208 - Maeda , et al. February 27, 2 | 2018-02-27 |
Frame, Cartridge, Image Forming Apparatus, And Method For Manufacturing Frame
App 20170355192 - Makiguchi; Daisuke ; et al. | 2017-12-14 |
Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20170357208 - Matsumaru; Naoki ; et al. | 2017-12-14 |
Feeding device, cleaning device, developing device, process cartridge, and image forming apparatus
Grant 9,823,603 - Murakami , et al. November 21, 2 | 2017-11-21 |
Feeding Device
App 20170108801 - Nosho; Hiroaki ; et al. | 2017-04-20 |
Accommodating Container, Cleaning Device, Developing Device, Process Cartridge, And Image Forming Apparatus
App 20170108798 - Maeda; Naoki ; et al. | 2017-04-20 |
Feeding Device, Cleaning Device, Developing Device, Process Cartridge, And Image Forming Apparatus
App 20170108802 - Murakami; Ryuta ; et al. | 2017-04-20 |
Developer container, development device, process cartridge, and image forming apparatus
Grant 9,568,860 - Matsumaru , et al. February 14, 2 | 2017-02-14 |
Image forming apparatus
Grant 9,417,604 - Matsumaru , et al. August 16, 2 | 2016-08-16 |
Method Of Manufacturing Developer Container
App 20160091821 - Watanabe; Taku ; et al. | 2016-03-31 |
Developer container for detecting developer amount based on capacitance, developing apparatus, process cartridge, and image forming apparatus
Grant 9,250,567 - Watanabe , et al. February 2, 2 | 2016-02-02 |
Photosensitive cartridge and image forming apparatus
Grant 9,244,428 - Matsumaru January 26, 2 | 2016-01-26 |
Image Forming Apparatus
App 20150346682 - Matsumaru; Naoki ; et al. | 2015-12-03 |
Photosensitive Cartridge And Image Forming Apparatus
App 20150205256 - Matsumaru; Naoki | 2015-07-23 |
Cartridge and image forming apparatus with seal member for sealing a toner feeding opening
Grant 9,052,638 - Matsumaru , et al. June 9, 2 | 2015-06-09 |
Method Of Manufacturing Developer Container, Developer Container, Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20150016829 - Watanabe; Taku ; et al. | 2015-01-15 |
Developer Container, Development Device, Process Cartridge, And Image Forming Apparatus
App 20150016830 - Matsumaru; Naoki ; et al. | 2015-01-15 |
Cartridge And Image Forming Apparatus
App 20140093272 - Matsumaru; Naoki ; et al. | 2014-04-03 |
Process cartridge and image forming apparatus
Grant 8,583,005 - Asanuma , et al. November 12, 2 | 2013-11-12 |
Process cartridge, supporting member, process cartridge assembling method, and process cartridge disassembling method
Grant 8,311,449 - Kusudo , et al. November 13, 2 | 2012-11-13 |
Process cartridge remanufacturing method
Grant 8,238,784 - Kusudo , et al. August 7, 2 | 2012-08-07 |
Process Cartridge And Image Forming Apparatus
App 20120057899 - Asanuma; Naoya ; et al. | 2012-03-08 |
Process Cartridge, Supporting Member, Process Cartridge Assembling Method, And Process Cartridge Disassembling Method
App 20090238603 - Kusudo; Ryoji ; et al. | 2009-09-24 |
Process Cartridge Remanufacturing Method
App 20090110434 - Kusudo; Ryoji ; et al. | 2009-04-30 |
Image forming apparatus, unit mountable thereto and separating member
Grant 7,203,442 - Matsubara , et al. April 10, 2 | 2007-04-10 |
Toner seal member, and process cartridge
Grant 7,062,195 - Kurihara , et al. June 13, 2 | 2006-06-13 |
Process cartridge and electrophotographic image forming apparatus
Grant 6,963,706 - Morioka , et al. November 8, 2 | 2005-11-08 |
Image forming apparatus, unit mountable thereto and separating member
App 20050201773 - Matsubara, Hideyuki ; et al. | 2005-09-15 |
Image forming apparatus
Grant D508,074 - Batori , et al. August 2, 2 | 2005-08-02 |
Developing apparatus
Grant 6,915,091 - Matsumaru , et al. July 5, 2 | 2005-07-05 |
Toner seal member, and process cartridge
App 20040208668 - Kurihara, Satoshi ; et al. | 2004-10-21 |
Developing apparatus
App 20040081480 - Matsumaru, Naoki ; et al. | 2004-04-29 |
Development apparatus and process cartridge using the same
App 20040028429 - Matsumaru, Naoki | 2004-02-12 |
Process cartridge and electrophotographic image forming apparatus
App 20040013446 - Morioka, Masanari ; et al. | 2004-01-22 |
| 