Inventor · disambiguated record
Shunsuke Uratani
Also filed as: URATANI SHUNSUKE
41 granted patents·7 pending applications·485 citations·filing 2004–2025
98Inventor score
Technology areasG03G
Top patents by PatentIndex Score
48 records- 0199US11500324B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Nov 15, 2022·5 cites·42 claims
- 0298US11099518B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Aug 24, 2021·5 cites·53 claims
- 0398US10551790B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Feb 4, 2020·16 cites·20 claims
- 0498US10197967B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Feb 5, 2019·14 cites·14 claims
- 0598US9778613B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2016·Granted Oct 3, 2017·22 cites·14 claims
- 0698US9772598B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Sep 26, 2017·21 cites·1 claims
- 0798US8879954B2Cartridge with member for fixing a member-to-be-energizedCANON KK·Filed 2012·Granted Nov 4, 2014·28 cites·10 claims
- 0897US9188940B2Developing device, process cartridge and drum unitCANON KK·Filed 2014·Granted Nov 17, 2015·20 cites·9 claims
- 0997US8909096B2Developing device, process cartridge and drum unitCANON KK·Filed 2012·Granted Dec 9, 2014·23 cites·28 claims
- 1097US8755713B2Manufacturing method of developing device, remanufacturing method of process cartridge, developing device, and process cartridgeKAWAI TACHIO·Filed 2012·Granted Jun 17, 2014·22 cites·18 claims
- 1197US7283765B2Developing device, process cartridge, and image forming apparatus having developing-roller scraping memberCANON KK·Filed 2005·Granted Oct 16, 2007·38 cites·14 claims
- 1296US11841668B2Foreign substance collection apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2022·Granted Dec 12, 2023·2 cites·11 claims
- 1396US8571445B2Cartridge and electrophotographic image forming apparatusKOMATSU NORIYUKI·Filed 2010·Granted Oct 29, 2013·44 cites·20 claims
- 1495US11169483B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2018·Granted Nov 9, 2021·6 cites·39 claims
- 1595US8942592B2Process cartridge, photosensitive drum unit, developing unit and electrophotographic image forming apparatusURATANI SHUNSUKE·Filed 2010·Granted Jan 27, 2015·21 cites·16 claims
- 1695US8208830B2Process cartridge and space maintaining memberURATANI SHUNSUKE·Filed 2008·Granted Jun 26, 2012·32 cites·6 claims
- 1795US2025390058A1Electrophotographic image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1894US11402798B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Aug 2, 2022·2 cites·26 claims
- 1994US11392081B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Jul 19, 2022·2 cites·40 claims
- 2093US7110703B2Developing device, process cartridge and image forming apparatusCANON KK·Filed 2004·Granted Sep 19, 2006·46 cites·14 claims
- 2191US11720055B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2022·Granted Aug 8, 2023·1 cites·10 claims
- 2290US2025370400A1CartridgeCANON KK·Filed 2025·Application pending·0 cites
- 2389US12436492B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2024·Granted Oct 7, 2025·0 cites·39 claims
- 2489US10386751B2Developer container, cartridge, and image-forming apparatusCANON KK·Filed 2015·Granted Aug 20, 2019·4 cites·22 claims
- 2588US10663911B2Cartridge, image forming apparatus and assembling method of drive transmission unitCANON KK·Filed 2019·Granted May 26, 2020·2 cites·27 claims
- 2687US10394182B2Cartridge, image forming apparatus and assembling method of drive transmission unitCANON KK·Filed 2017·Granted Aug 27, 2019·2 cites·27 claims
- 2786US11314193B2Foreign substance collection apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2020·Granted Apr 26, 2022·1 cites·22 claims
- 2886US2024295851A1Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2985US2025013184A1Foreign substance collection apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3084US12019392B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2023·Granted Jun 25, 2024·0 cites·29 claims
- 3183US12124205B2Foreign substance collection apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2023·Granted Oct 22, 2024·0 cites·15 claims
- 3283US11994824B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2022·Granted May 28, 2024·0 cites·20 claims
- 3383US11803153B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2023·Granted Oct 31, 2023·0 cites·30 claims
- 3482US9715210B2Main body of image forming apparatusCANON KK·Filed 2016·Granted Jul 25, 2017·2 cites·14 claims
- 3579US2025199465A1Cartridge and image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3675USD622309SProcess cartridgeCANON KK·Filed 2008·Granted Aug 24, 2010·19 cites·1 claims
- 3774US12411449B2Process unit including first, second and third conveyance members for conveying developerCANON KK·Filed 2023·Granted Sep 9, 2025·0 cites·5 claims
- 3874USD583860SToner cartridgeCANON KK·Filed 2007·Granted Dec 30, 2008·19 cites·1 claims
- 3973US12271147B2Cartridge including pressed portion to be pressed by a pressing portion of an image forming apparatusCANON KK·Filed 2023·Granted Apr 8, 2025·0 cites·18 claims
- 4073USD786968SProcess cartridge for printerCANON KK·Filed 2016·Granted May 16, 2017·15 cites·1 claims
- 4172USD823380SCartridgeCANON KK·Filed 2016·Granted Jul 17, 2018·14 cites·1 claims
- 4269USD823938SCartridgeCANON KK·Filed 2016·Granted Jul 24, 2018·12 cites·1 claims
- 4369USD622308SProcess cartridgeCANON KK·Filed 2008·Granted Aug 24, 2010·15 cites·1 claims
- 4468US11003129B2Cartridge, image forming apparatus and assembling method of drive transmission unitCANON KK·Filed 2020·Granted May 11, 2021·0 cites·24 claims
- 4560US10642189B2Developer container unit, developing apparatus, and process cartridgeCANON KK·Filed 2019·Granted May 5, 2020·0 cites·22 claims
- 4658USD585482SToner cartridgeCANON KK·Filed 2007·Granted Jan 27, 2009·10 cites·1 claims
- 4755US2025116952A1Roller driving apparatus used in image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4851US2025116964A1Cartridge and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →