Katsumata; Go

Patent Applications and Registrations

Patent applications and USPTO patent grants for Katsumata; Go.The latest application filed is for "photosensitive member unit".

Company Profile

3.8.10

Katsumata; Go - Chiba JP
Katsumata; Go - Kashiwa JP
Katsumata; Go - Kashiwa-shi 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
Photosensitive Member Unit App 20220163903 - Katsumata; Go	2022-05-26
Image Forming Apparatus App 20220121135 - Katsumata; Go	2022-04-21
Image forming apparatus capable of suppressing entrance of toner from a light guiding member side into a light source Grant 11,163,260 - Katsumata November 2, 2	2021-11-02
Image Forming Apparatus App 20210263465 - Katsumata; Go	2021-08-26
Image forming apparatus having releasable drum unit Grant 10,663,914 - Katsumata	2020-05-26
Toner conveyance apparatus and image bearing member unit Grant 10,514,631 - Katsumata Dec	2019-12-24
Cartridge unit having a plurality of supporting portions for supporting a cartridge and a protection cover for protecting a photosensitive drum of the cartridge Grant 10,474,095 - Katsumata Nov	2019-11-12
Toner Conveyance Apparatus And Image Bearing Member Unit App 20190235414 - Katsumata; Go	2019-08-01
Image Forming Apparatus App 20190196392 - Katsumata; Go	2019-06-27
Image forming apparatus having a contact/separation mechanism for moving a developing device Grant 10,254,706 - Katsumata	2019-04-09
Cartridge And Image Forming Apparatus App 20180120764 - Katsumata; Go	2018-05-03
Image Forming Apparatus App 20180120759 - Katsumata; Go	2018-05-03
Image forming apparatus having a removable image bearing member unit Grant 9,885,998 - Katsumata February 6, 2	2018-02-06
Cartridge and image forming apparatus Grant 9,886,001 - Katsumata February 6, 2	2018-02-06
Developing device having a feeding member with a projected portion Grant 9,632,459 - Katsumata April 25, 2	2017-04-25
Cartridge And Image Forming Apparatus App 20160216687 - Katsumata; Go	2016-07-28
Image Forming Apparatus App 20160209804 - Katsumata; Go	2016-07-21
Developing Device App 20160209778 - Katsumata; Go	2016-07-21

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