Ishizuka; Yusuke

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishizuka; Yusuke.The latest application filed is for "cleaning device, charger, and image forming apparatus".

Company Profile

11.23.32

Ishizuka; Yusuke - Kanagawa JP
Ishizuka; Yusuke - Tatebayashi-shi Gunma
Ishizuka; Yusuke - Nagaokakyo-shi Kyoto
Ishizuka; Yusuke - Yokohama JP
Ishizuka; Yusuke - Yokahama N/A 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
Developing device with a developer regulator and a stopper Grant 11,307,515 - Kikuchi , et al. April 19, 2	2022-04-19
Cleaning Device, Charger, And Image Forming Apparatus App 20220107579 - ISHIZUKA; Yusuke ; et al.	2022-04-07
Developer conveyance device and image forming apparatus incorporating same Grant 10,935,907 - Ishizuka , et al. March 2, 2	2021-03-02
Developing Device And Image Forming Apparatus Including Same App 20210033998 - KIKUCHI; Hiroshi ; et al.	2021-02-04
Developer Conveyance Device And Image Forming Apparatus Incorporating Same App 20200387085 - ISHIZUKA; Yusuke ; et al.	2020-12-10
Cleaning Device, Process Cartridge, And Image Forming Apparatus App 20200233365 - Kimura; Hideki ; et al.	2020-07-23
Method For Producing Fermented Beverage App 20190211290 - Inui; Takako ; et al.	2019-07-11
Toner conveyance device and image forming apparatus Grant 9,983,512 - Ishizuka , et al. May 29, 2	2018-05-29
Device including roller, and image forming apparatus and process cartridge incorporating same Grant 9,958,823 - Tomita , et al. May 1, 2	2018-05-01
Image forming apparatus which controls the rotation speed of a lubricant supply roller Grant 9,798,288 - Maehata , et al. October 24, 2	2017-10-24
Method For Producing Saccharified Moromi App 20170275577 - Hida; Yoshinori ; et al.	2017-09-28
Toner Conveyance Device And Image Forming Apparatus App 20170261887 - ISHIZUKA; Yusuke ; et al.	2017-09-14
Image forming apparatus Grant 9,696,648 - Maehata , et al. July 4, 2	2017-07-04
Device Including Roller, And Image Forming Apparatus And Process Cartridge Incorporating Same App 20170102663 - TOMITA; Daisuke ; et al.	2017-04-13
Image Forming Apparatus App 20160334757 - MAEHATA; Yasuhiro ; et al.	2016-11-17
Image Forming Apparatus App 20160209771 - Maehata; Yasuhiro ; et al.	2016-07-21
Process cartridge and image forming apparatus Grant 9,395,686 - Shintani , et al. July 19, 2	2016-07-19
Lubricant supplying device, process cartridge and image forming apparatus Grant 9,383,715 - Honjoh , et al. July 5, 2	2016-07-05
Image forming apparatus Grant 9,367,021 - Ishizuka , et al. June 14, 2	2016-06-14
Lubricant Supplying Device, Process Cartridge And Image Forming Apparatus App 20160139555 - Honjoh; Kenji ; et al.	2016-05-19
Image forming apparatus including first and second bias voltage supply devices Grant 9,268,292 - Kojima , et al. February 23, 2	2016-02-23
Process Cartridge And Image Forming Apparatus App 20160011562 - SHINTANI; Takeshi ; et al.	2016-01-14
Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating same Grant 9,201,378 - Asaoka , et al. December 1, 2	2015-12-01
Image forming apparatus Grant 9,195,204 - Ishizuka , et al. November 24, 2	2015-11-24
Image Forming Apparatus App 20150227107 - ISHIZUKA; Yusuke ; et al.	2015-08-13
Waste-toner Conveyance Device And Image Forming Apparatus App 20150078795 - KUWABARA; Nobuo ; et al.	2015-03-19
Image Forming Apparatus App 20140314461 - ISHIZUKA; Yusuke ; et al.	2014-10-23
Charger Positioning Adjuster And Image Forming Apparatus Incorporating Same App 20140270847 - UENISHI; Hiroyuki ; et al.	2014-09-18
Cleaning Unit, Process Cartridge Incorporating Same, And Image Forming Apparatus Incorporating Same App 20140233997 - ASAOKA; Akira ; et al.	2014-08-21
Image Forming Apparatus App 20140126942 - KOJIMA; Takeshi ; et al.	2014-05-08

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