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
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →