| Patent | Date |
|---|
Developing apparatus, process cartridge, and image forming apparatus
Grant 11,442,376 - Hagiwara , et al. September 13, 2 | 2022-09-13 |
Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20220082957 - Hagiwara; Kazunari ; et al. | 2022-03-17 |
Developer bearing member, developing apparatus, process cartridge, and image forming apparatus
Grant 11,036,161 - Mukai , et al. June 15, 2 | 2021-06-15 |
Image forming apparatus
Grant 10,935,904 - Miura , et al. March 2, 2 | 2021-03-02 |
Developer Bearing Member, Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20200333726 - Mukai; Takashi ; et al. | 2020-10-22 |
Developing apparatus, developer carrying member, process cartridge, and image forming apparatus
Grant 10,747,140 - Kitamura , et al. A | 2020-08-18 |
Process cartridge and image forming apparatus
Grant 10,719,028 - An , et al. | 2020-07-21 |
Developing Apparatus, Developer Carrying Member, Process Cartridge, And Image Forming Apparatus
App 20200133161 - Kitamura; Takuya ; et al. | 2020-04-30 |
Process Cartridge And Image Forming Apparatus
App 20200050126 - An; Koji ; et al. | 2020-02-13 |
Process cartridge and electrophotographic image forming apparatus
Grant 10,452,021 - Miura , et al. Oc | 2019-10-22 |
Developing apparatus with regulating member having a curved contact surface and image forming apparatus
Grant 10,444,660 - Hagiwara , et al. Oc | 2019-10-15 |
Developing device, process cartridge and image forming apparatus
Grant 10,437,171 - An , et al. O | 2019-10-08 |
Image Forming Apparatus
App 20190278198 - Miura; Jun ; et al. | 2019-09-12 |
Developing apparatus, process cartridge, and image forming apparatus
Grant 10,394,162 - Mukai , et al. A | 2019-08-27 |
Process Cartridge And Electrophotographic Image Forming Apparatus
App 20190163120 - Miura; Daisuke ; et al. | 2019-05-30 |
Developing Apparatus, Process Cartridge, And Image Forming Apparatus
App 20190113861 - Mukai; Takashi ; et al. | 2019-04-18 |
Developing Apparatus And Image Forming Apparatus
App 20190113862 - Hagiwara; Kazunari ; et al. | 2019-04-18 |
Developing Device, Process Cartridge And Image Forming Apparatus
App 20190101847 - An; Koji ; et al. | 2019-04-04 |
Toner and method of producing the toner
Grant 9,594,320 - Fukatsu , et al. March 14, 2 | 2017-03-14 |
Image forming apparatus
Grant 9,501,000 - Karashima , et al. November 22, 2 | 2016-11-22 |
Developing device, process cartridge and image forming apparatus
Grant 9,442,418 - Kawamoto , et al. September 13, 2 | 2016-09-13 |
Developer carrying member and image forming apparatus
Grant 9,405,217 - Tokiwa , et al. August 2, 2 | 2016-08-02 |
Developing Device, Process Cartridge And Image Forming Apparatus
App 20160109824 - Kawamoto; Takahiro ; et al. | 2016-04-21 |
Image forming apparatus
Grant 9,298,128 - Orihara , et al. March 29, 2 | 2016-03-29 |
Image Forming Apparatus
App 20160070194 - Karashima; Kenji ; et al. | 2016-03-10 |
Developer carrying member, developing assembly, process cartridge, and image forming apparatus
Grant 9,261,811 - Hagiwara , et al. February 16, 2 | 2016-02-16 |
Developer carrying member, developing assembly, process cartridge, and image forming apparatus
Grant 9,261,814 - Hagiwara , et al. February 16, 2 | 2016-02-16 |
Developer Carrying Member And Image Forming Apparatus
App 20160033894 - Tokiwa; Shuhei ; et al. | 2016-02-04 |
Toner And Method Of Producing The Toner
App 20150378271 - Fukatsu; Makoto ; et al. | 2015-12-31 |
Image forming apparatus
Grant 9,217,962 - Karashima , et al. December 22, 2 | 2015-12-22 |
Image forming apparatus
Grant 9,134,649 - Orihara , et al. September 15, 2 | 2015-09-15 |
Image Forming Apparatus
App 20150132030 - Orihara; Tatsuaki ; et al. | 2015-05-14 |
Developer Carrying Member, Developing Assembly, Process Cartridge, And Image Forming Apparatus
App 20150132032 - Hagiwara; Kazunari ; et al. | 2015-05-14 |
Image Forming Apparatus
App 20150132028 - Orihara; Tatsuaki ; et al. | 2015-05-14 |
Developer Carrying Member, Developing Assembly, Process Cartridge, And Image Forming Apparatus
App 20150132031 - Hagiwara; Kazunari ; et al. | 2015-05-14 |
Image Forming Apparatus
App 20140321891 - Karashima; Kenji ; et al. | 2014-10-30 |
Image forming apparatus and image forming system
Grant 8,489,011 - Hagiwara , et al. July 16, 2 | 2013-07-16 |
Image forming apparatus and image forming system
Grant 8,437,678 - Hagiwara , et al. May 7, 2 | 2013-05-07 |
Image Forming Apparatus And Image Forming System
App 20130094871 - Hagiwara; Kazunari ; et al. | 2013-04-18 |
Developing apparatus
Grant 8,019,258 - Nishida , et al. September 13, 2 | 2011-09-13 |
Developing Apparatus
App 20110026978 - Nishida; Shinichi ; et al. | 2011-02-03 |
Developing apparatus
Grant 7,840,168 - Nishida , et al. November 23, 2 | 2010-11-23 |
Developing apparatus and image forming apparatus
Grant 7,773,923 - Hagiwara , et al. August 10, 2 | 2010-08-10 |
Image Forming Apparatus And Image Forming System
App 20100061749 - Hagiwara; Kazunari ; et al. | 2010-03-11 |
Method of judging the propriety of a positive electrode active material
Grant 7,640,150 - Hagiwara , et al. December 29, 2 | 2009-12-29 |
Electrode material for lithium secondary battery including particles having central portion and surface portion, electrode structure and lithium secondary battery
Grant 7,615,313 - Hagiwara , et al. November 10, 2 | 2009-11-10 |
Electrode Material For Lithium Secondary Battery, Electrode Structure And Lithium Secondary Battery
App 20090157339 - Hagiwara; Kazunari ; et al. | 2009-06-18 |
Developing Apparatus And Image Forming Apparatus
App 20090003863 - Hagiwara; Kazunari ; et al. | 2009-01-01 |
Developer Regulating Apparatus And Developing Apparatus
App 20080310886 - Shimizu; Yasushi ; et al. | 2008-12-18 |
Developing apparatus, processing cartridge, and image forming apparatus
Grant 7,463,854 - Nishida , et al. December 9, 2 | 2008-12-09 |
Developing apparatus featuring image defect supression
Grant 7,440,718 - Hagiwara , et al. October 21, 2 | 2008-10-21 |
Electrode material for lithium secondary battery, electrode structure and lithium secondary battery
App 20080131782 - Hagiwara; Kazunari ; et al. | 2008-06-05 |
Developing apparatus for preventing ghost images and uneven image density
Grant 7,383,003 - Kichijima , et al. June 3, 2 | 2008-06-03 |
Developing apparatus
Grant 7,379,693 - Ogawa , et al. May 27, 2 | 2008-05-27 |
Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure
Grant 7,378,189 - Hagiwara , et al. May 27, 2 | 2008-05-27 |
Developing Apparatus, Processing Cartridge, And Image Forming Apparatus
App 20070297833 - Nishida; Shinichi ; et al. | 2007-12-27 |
Developing Apparatus
App 20070297834 - Nishida; Shinichi ; et al. | 2007-12-27 |
Developing apparatus including magnetic field generating means, for use with a developer which includes a magnetic toner component
Grant 7,251,441 - Hagiwara , et al. July 31, 2 | 2007-07-31 |
Image forming apparatus when a maximum developing bias voltage |V| max and surface potential Vd of a charged image bearing member satisfy: |V| max.ltoreq.|Vd|
Grant 7,239,831 - Hagiwara , et al. July 3, 2 | 2007-07-03 |
Developing apparatus featuring a developer carrying member with an elastic surface layer
Grant 7,233,758 - Osada , et al. June 19, 2 | 2007-06-19 |
Developing apparatus
App 20060233572 - Ogawa; Kenya ; et al. | 2006-10-19 |
Developing apparatus
App 20060233573 - Kichijima; Naoto ; et al. | 2006-10-19 |
Developing Apparatus
App 20060171745 - Hagiwara; Kazunari ; et al. | 2006-08-03 |
Developing apparatus
App 20050214031 - Hagiwara, Kazunari ; et al. | 2005-09-29 |
Image forming apparatus
App 20050196201 - Hagiwara, Kazunari ; et al. | 2005-09-08 |
Developing apparatus
App 20050152718 - Osada, Hikaru ; et al. | 2005-07-14 |
Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure
App 20050003273 - Hagiwara, Kazunari ; et al. | 2005-01-06 |
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