Gumbe; Eiji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gumbe; Eiji.The latest application filed is for "developer-supplying container".

Company Profile

0.11.13

Gumbe; Eiji - Yokohama Kanagawa JP
Gumbe; Eiji - Kanagawa-ken JP
Gumbe; Eiji - Kanagawa JP
Gumbe; Eiji - Yokohama JP
Gumbe, Eiji - Kawasaki-shi JP
Gumbe; Eiji - Kawasaki 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
Developer-supplying container Grant 10,353,318 - Yokoyama , et al. July 16, 2	2019-07-16
Process unit Grant D832,915 - Gumbe November 6, 2	2018-11-06
Toner cartridge Grant D825,652 - Gumbe August 14, 2	2018-08-14
Developer-supplying Container App 20180039202 - YOKOYAMA; Noriyuki ; et al.	2018-02-08
Developer-supplying container Grant 9,823,601 - Yokoyama , et al. November 21, 2	2017-11-21
Developer-supplying Container App 20170045842 - YOKOYAMA; Noriyuki ; et al.	2017-02-16
Merchandise Sales Data Processing Device And Program App 20150262159 - Kakino; Tomonari ; et al.	2015-09-17
Image Forming Apparatus For Preventing Scatter Of Toner From Developing Device App 20110262174 - GUMBE; Eiji	2011-10-27
Cleaning Device And Cleaning Performance Maintaining Method App 20100300484 - GUMBE; Eiji ; et al.	2010-12-02
Electrophotographic process unit and image forming apparatus Grant 7,333,751 - Gumbe February 19, 2	2008-02-19
Electrophotographic process unit and image forming apparatus App 20070041744 - Gumbe; Eiji	2007-02-22
Image forming apparatus with stopper for preventing rotation of a developing unit Grant 7,127,197 - Gumbe October 24, 2	2006-10-24
Charger cleaning device, charger cleaning method and image forming apparatus Grant 7,127,190 - Gumbe October 24, 2	2006-10-24
Charger cleaning device, charger cleaning method and image forming apparatus App 20060165430 - Gumbe; Eiji	2006-07-27
Image forming apparatus with stopper for preventing rotation of a developing unit Grant 6,999,700 - Gumbe February 14, 2	2006-02-14
Image forming apparatus with stopper for preventing rotation of a developing unit App 20060013619 - Gumbe; Eiji	2006-01-19
Image forming apparatus with stopper for preventing rotation of a developing unit App 20050180781 - Gumbe, Eiji	2005-08-18
Image forming apparatus Grant 6,917,778 - Gumbe July 12, 2	2005-07-12
Method of assembling a developing apparatus App 20050138788 - Gumbe, Eiji	2005-06-30
Method of assembling a developing apparatus Grant 6,862,792 - Gumbe March 8, 2	2005-03-08
Image forming apparatus App 20050031380 - Gumbe, Eiji	2005-02-10
Image forming apparatus including stopping member and backstop member to stop rotation of revolver type developing unit Grant 6,819,898 - Gumbe November 16, 2	2004-11-16
Method of assembling a developing apparatus App 20040177487 - Gumbe, Eiji	2004-09-16
Image forming apparatus App 20040101330 - Gumbe, Eiji	2004-05-27

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