Kawaguchi; Hideshi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kawaguchi; Hideshi.The latest application filed is for "drum unit, cartridge, electrophotographic image forming apparatus and coupling member".

Company Profile

4.26.13

Kawaguchi; Hideshi - Numazu JP
Kawaguchi; Hideshi - Numazu-shi JP
Kawaguchi; Hideshi - Shizuoka JP
Kawaguchi; Hideshi - Toride JP
Kawaguchi; Hideshi - Yokohama JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Drum unit, cartridge, electrophotographic image forming apparatus and coupling member Grant 11,409,227 - Uesugi , et al. August 9, 2	2022-08-09
Process cartridge and image forming apparatus Grant 11,378,914 - Ogawa , et al. July 5, 2	2022-07-05
Drum Unit, Cartridge, Electrophotographic Image Forming Apparatus And Coupling Member App 20210286312 - Uesugi; Tetsuo ; et al.	2021-09-16
Drum unit, cartridge, electrophotographic image forming apparatus and coupling member Grant 11,067,942 - Uesugi , et al. July 20, 2	2021-07-20
Process Cartridge And Image Forming Apparatus App 20210181672 - Ogawa; Tsuyoshi ; et al.	2021-06-17
Process cartridge and image forming apparatus having an electrical contact portion mounted on a projection and electrically connected to a storing portion Grant 10,948,872 - Ogawa , et al. March 16, 2	2021-03-16
Drum Unit, Cartridge, Electrophotographic Image Forming Apparatus And Coupling Member App 20200257238 - A1	2020-08-13
Process Cartridge And Image Forming Apparatus App 20200174423 - Ogawa; Tsuyoshi ; et al.	2020-06-04
Drum unit, cartridge, electrophotographic image forming apparatus and coupling member Grant 10,671,013 - Uesugi , et al.	2020-06-02
Drum Unit, Cartridge, Electrophotographic Image Forming Apparatus And Coupling Member App 20190187608 - Uesugi; Tetsuo ; et al.	2019-06-20
Developing apparatus, process cartridge, image forming apparatus, and assemblying method for developing apparatus Grant 7,519,311 - Murakami , et al. April 14, 2	2009-04-14
Developing Apparatus, Process Cartridge, Image Forming Apparatus, And Assemblying Method For Developing Apparatus App 20070248378 - Murakami; Ryuta ; et al.	2007-10-25
Electrophotographic image forming apparatus, process cartridge and discharge preventing mechanism Grant 7,239,823 - Oguma , et al. July 3, 2	2007-07-03
Electrophotographic image forming apparatus having process cartridge with electrical contacts Grant 7,228,086 - Kawaguchi , et al. June 5, 2	2007-06-05
Electrophotographic image forming apparatus, cartridge and process cartridge Grant 7,209,676 - Yokoi , et al. April 24, 2	2007-04-24
Electrophotographic image forming apparatus, cartridge and process cartridge Grant 7,200,347 - Yokoi , et al. April 3, 2	2007-04-03
Process cartridge and electrophotographic image forming apparatus Grant 7,174,113 - Kubota , et al. February 6, 2	2007-02-06
Electrophotographic image forming apparatus, process cartridge and discharge preventing mechanism App 20060193653 - Oguma; Toru ; et al.	2006-08-31
Electrophotographic image forming apparatus, cartridge and process cartridge App 20060188285 - Yokoi; Akiyoshi ; et al.	2006-08-24
Process cartridge and electrophotographic image forming apparatus Grant 7,085,509 - Kubota , et al. August 1, 2	2006-08-01
Electrophotographic image forming apparatus, process cartridge and discharge preventing mechanism Grant 7,062,192 - Oguma , et al. June 13, 2	2006-06-13
Process cartridge and electrophotographic image forming apparatus App 20060110181 - Kubota; Takeshi ; et al.	2006-05-25
Electrophotographic image forming apparatus, cartridge and process cartridge App 20050191079 - Yokoi, Akiyoshi ; et al.	2005-09-01
Electrophotographic image forming apparatus, process cartridge and discharge preventing mechanism App 20050191080 - Oguma, Toru ; et al.	2005-09-01
Process cartridge and electrophotographic image forming apparatus App 20050135831 - Kawaguchi, Hideshi ; et al.	2005-06-23
Process cartridge and electrophotographic image forming apparatus App 20050135832 - Kubota, Takeshi ; et al.	2005-06-23
Process cartridge and image forming apparatus including means for detecting mounting of the process cartridge to main body of image forming apparatus, and process cartridge and developer cartridge including positioning portion Grant 6,311,026 - Higeta , et al. October 30, 2	2001-10-30
Remanufacturing method for process cartridge, process cartridge and image forming apparatus Grant 6,272,300 - Fujiwara , et al. August 7, 2	2001-08-07
Shutter and process cartridge Grant 6,236,822 - Kawaguchi May 22, 2	2001-05-22
Developing apparatus Grant 6,205,304 - Kawaguchi March 20, 2	2001-03-20
Toner container, process cartridge, and image forming apparatus Grant 6,047,153 - Kawaguchi April 4, 2	2000-04-04
Process cartridge, assembling method for process cartridge and grounding member Grant 5,953,562 - Kawaguchi , et al. September 14, 1	1999-09-14
Process cartridge detachably mountable to an image forming apparatus having an improved arrangement of voltage applying members Grant 5,867,751 - Nomura , et al. February 2, 1	1999-02-02
Photosensitive drum, process cartridge and image forming apparatus Grant 5,825,472 - Araki , et al. October 20, 1	1998-10-20
Process cartridge, image forming apparatus usable therewith and process cartridge assembling method Grant 5,697,022 - Matsuda , et al. December 9, 1	1997-12-09
Process cartridge with shutter for protecting photosensitive drum Grant 5,678,139 - Nomura , et al. October 14, 1	1997-10-14
Process cartridge, image forming apparatus usable therewith and toner seal mounting method for process cartridge Grant 5,650,841 - Matsuda , et al. July 22, 1	1997-07-22
Process cartridge, image forming apparatus usable therewith and image forming system Grant 5,642,187 - Nomura , et al. June 24, 1	1997-06-24
Image forming apparatus having transfer member rotating faster than image bearing member Grant 5,357,325 - Kawaguchi October 18, 1	1994-10-18

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