Inventor · disambiguated record
Tetsuo Uesugi
Also filed as: UESUGI TETSUO
52 granted patents·7 pending applications·526 citations·filing 2008–2025
98Inventor score
Files withCANON KK59
Top patents by PatentIndex Score
59 records- 0199US11067942B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2020·Granted Jul 20, 2021·9 cites·28 claims
- 0299US9885978B2Developer accommodating unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Feb 6, 2018·30 cites·19 claims
- 0399US9665040B2Developer accommodating unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted May 30, 2017·31 cites·41 claims
- 0498US11762330B2Drum unit, cartridge and coupling memberCANON KK·Filed 2021·Granted Sep 19, 2023·3 cites·8 claims
- 0598US10671013B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2019·Granted Jun 2, 2020·16 cites·96 claims
- 0698US9529304B2Developer accommodating unit, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Dec 27, 2016·35 cites·35 claims
- 0798US9310717B2Developer accommodating container, developing device, process cartridge and image forming apparatusCANON KK·Filed 2013·Granted Apr 12, 2016·31 cites·17 claims
- 0898US9302801B2Developer accommodating unit, manufacturing method thereof, process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Apr 5, 2016·30 cites·15 claims
- 0998US9207581B2Developer accommodating unit, developing device, process cartridge and image forming apparatusCANON KK·Filed 2014·Granted Dec 8, 2015·48 cites·22 claims
- 1098US9146500B2Developer accommodating unitCANON KK·Filed 2013·Granted Sep 29, 2015·35 cites·17 claims
- 1198US9063464B2Developer containing unit, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Jun 23, 2015·37 cites·22 claims
- 1297US11150591B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2020·Granted Oct 19, 2021·4 cites·16 claims
- 1397US11061366B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 13, 2021·8 cites·30 claims
- 1497US11061364B2Drum unit, cartridge and coupling memberCANON KK·Filed 2017·Granted Jul 13, 2021·7 cites·142 claims
- 1597US10969730B2Image forming apparatus and image forming unitCANON KK·Filed 2020·Granted Apr 6, 2021·9 cites·15 claims
- 1697US10955796B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Mar 23, 2021·6 cites·30 claims
- 1797US10948871B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Mar 16, 2021·6 cites·30 claims
- 1897US10824106B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2020·Granted Nov 3, 2020·4 cites·48 claims
- 1997US10175609B2Developer accommodating unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jan 8, 2019·13 cites·20 claims
- 2097US9354553B2Developer accommodating container, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2014·Granted May 31, 2016·33 cites·28 claims
- 2197US9304440B2Developer accommodating unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Apr 5, 2016·32 cites·20 claims
- 2296US11829096B2Cartridge, attachment and mounting kitCANON KK·Filed 2021·Granted Nov 28, 2023·2 cites·70 claims
- 2396US11409227B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2021·Granted Aug 9, 2022·3 cites·47 claims
- 2496US11073791B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 27, 2021·5 cites·21 claims
- 2596US11073790B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 27, 2021·5 cites·30 claims
- 2696US11067948B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 20, 2021·5 cites·30 claims
- 2796US11067947B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 20, 2021·5 cites·29 claims
- 2896US11061367B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 13, 2021·5 cites·30 claims
- 2996US11061368B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Jul 13, 2021·5 cites·27 claims
- 3096US10539915B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2019·Granted Jan 21, 2020·7 cites·110 claims
- 3195US11334023B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted May 17, 2022·3 cites·29 claims
- 3294US10620567B2Developer accommodating unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2018·Granted Apr 14, 2020·4 cites·11 claims
- 3391US12287603B2Drum unit, cartridge and coupling memberCANON KK·Filed 2024·Granted Apr 29, 2025·0 cites·18 claims
- 3491US11442404B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Sep 13, 2022·1 cites·30 claims
- 3591US11442405B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Sep 13, 2022·1 cites·24 claims
- 3691US11435693B2Drum unit, cartridge and coupling memberCANON KK·Filed 2019·Granted Sep 6, 2022·1 cites·30 claims
- 3790US2025370400A1CartridgeCANON KK·Filed 2025·Application pending·0 cites
- 3888US12124211B2Drum unit, cartridge and coupling memberCANON KK·Filed 2023·Granted Oct 22, 2024·0 cites·11 claims
- 3988US2025116960A1Cartridge, attachment and mounting kitCANON KK·Filed 2024·Application pending·0 cites
- 4087US8824918B2Developer accommodating unit, process cartridge, electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Sep 2, 2014·4 cites·10 claims
- 4186US12210311B2Cartridge, attachment and mounting kitCANON KK·Filed 2023·Granted Jan 28, 2025·0 cites·11 claims
- 4286US2025315007A1Drum unit, cartridge and coupling memberCANON KK·Filed 2025·Application pending·0 cites
- 4379US2025199465A1Cartridge and image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4478US12510845B2Image forming apparatus with pump portion for generating air to move toner to toner supplying device to developing deviceCANON KK·Filed 2023·Granted Dec 30, 2025·0 cites·13 claims
- 4577US9811049B2Cartridge and image forming apparatusCANON KK·Filed 2016·Granted Nov 7, 2017·1 cites·12 claims
- 4675USD622309SProcess cartridgeCANON KK·Filed 2008·Granted Aug 24, 2010·19 cites·1 claims
- 4774US12411449B2Process unit including first, second and third conveyance members for conveying developerCANON KK·Filed 2023·Granted Sep 9, 2025·0 cites·5 claims
- 4874US11733636B2Drum unit, cartridge, electrophotographic image forming apparatus and coupling memberCANON KK·Filed 2021·Granted Aug 22, 2023·0 cites·22 claims
- 4974US2025284225A1Developing apparatus and image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 5073US12271147B2Cartridge 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
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →