Assignee
YOSHIDA TOMOFUMI
JP·12 granted patents·2 pending applications·17 citations·filing 2008–2023
Top patents by PatentIndex Score
14 records- 0185US9690231B2Toner container, developing device, process cartridge, and image forming apparatus that include an operating member to move a shutter for a toner outlet via a linking memberYOSHIDA TOMOFUMI·Filed 2014·Granted Jun 27, 2017·2 cites·31 claims
- 0280US10915063B2Removable unit and image forming apparatus incorporating sameYOSHIDA TOMOFUMI·Filed 2019·Granted Feb 9, 2021·1 cites·13 claims
- 0376US9042745B2Developer amount detector, image forming apparatus incorporating same, and positioning structure for positioning unit within image forming apparatusYOSHIDA TOMOFUMI·Filed 2012·Granted May 26, 2015·2 cites·21 claims
- 0476US8526849B2Process cartridge and image forming apparatusYOSHIDA TOMOFUMI·Filed 2010·Granted Sep 3, 2013·2 cites·9 claims
- 0575US8208832B2Toner-collecting device and image forming apparatusYOSHIDA TOMOFUMI·Filed 2008·Granted Jun 26, 2012·4 cites·18 claims
- 0675US8135313B2Powder transport screw, and development device, process unit and image-forming apparatus comprising this powder transport screwYOSHIDA TOMOFUMI·Filed 2008·Granted Mar 13, 2012·4 cites·17 claims
- 0769US8843005B2Developing device, process unit, and image forming apparatusYOSHIDA TOMOFUMI·Filed 2012·Granted Sep 23, 2014·1 cites·19 claims
- 0864US10025227B2Toner container, developing device, process cartridge, and image forming apparatus that include a toner container contacting surface to contact with a developing device engagement releasing structureYOSHIDA TOMOFUMI·Filed 2017·Granted Jul 17, 2018·0 cites·16 claims
- 0957US8103195B2Toner agitating unit, toner hopper, process cartridge, and image forming apparatusYOSHIDA TOMOFUMI·Filed 2008·Granted Jan 24, 2012·1 cites·8 claims
- 1057US2024217244A1Liquid supply apparatus and liquid application apparatusYOSHIDA TOMOFUMI·Filed 2023·Application pending·0 cites
- 1152US9229372B2Developing device, process cartridge, and image forming apparatusYOSHIDA TOMOFUMI·Filed 2014·Granted Jan 5, 2016·0 cites·16 claims
- 1241US2013236197A1Powder container, toner cartridge, developing device, process unit, image forming apparatus, and method for recycling powder containerYOSHIDA TOMOFUMI·Filed 2012·Application pending·0 cites
- 1340US8260524B2Sensor systemYOSHIDA TOMOFUMI·Filed 2010·Granted Sep 4, 2012·0 cites·6 claims
- 1435US9500992B2Developing device having a powder conveyor, process cartridge, and image forming apparatus including the sameYOSHIDA TOMOFUMI·Filed 2015·Granted Nov 22, 2016·0 cites·12 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →