Inventor · disambiguated record
Takuya Kawakami
Also filed as: KAWAKAMI TAKUYA
44 granted patents·4 pending applications·307 citations·filing 2000–2024
98Inventor score
Top patents by PatentIndex Score
48 records- 0198US11016438B2Cartridge, photosensitive member unit and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted May 25, 2021·6 cites·88 claims
- 0297US11163259B2Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Nov 2, 2021·5 cites·16 claims
- 0397US9395679B2Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatusCANON KK·Filed 2014·Granted Jul 19, 2016·16 cites·27 claims
- 0496US11480916B2Cartridge having toner removing sheet in contact with photosensitive drumCANON KK·Filed 2021·Granted Oct 25, 2022·3 cites·8 claims
- 0596US11112753B2Cartridge with a sheet to remove matter from a surface of a photosensitive drumCANON KK·Filed 2019·Granted Sep 7, 2021·7 cites·17 claims
- 0696US10795311B2Cartridge, photosensitive member unit and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Oct 6, 2020·10 cites·24 claims
- 0796US9823619B2Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatusCANON KK·Filed 2016·Granted Nov 21, 2017·12 cites·27 claims
- 0895US11619905B2Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Apr 4, 2023·2 cites·12 claims
- 0995US9651916B2Cartridge having storing medium and image forming apparatus using the cartridgeCANON KK·Filed 2015·Granted May 16, 2017·18 cites·36 claims
- 1094US11435689B2CartridgeCANON KK·Filed 2020·Granted Sep 6, 2022·3 cites·15 claims
- 1194US10635045B2Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Apr 28, 2020·5 cites·26 claims
- 1294US9836016B2Image forming apparatus and cartridgeCANON KK·Filed 2016·Granted Dec 5, 2017·7 cites·15 claims
- 1392US11275326B2Developing device to reduce leakage of developerCANON KK·Filed 2020·Granted Mar 15, 2022·2 cites·16 claims
- 1491US11762326B2CartridgeCANON KK·Filed 2022·Granted Sep 19, 2023·1 cites·9 claims
- 1590USD863419SFlange coupling for process cartridge for image forming apparatusCANON KK·Filed 2018·Granted Oct 15, 2019·34 cites·1 claims
- 1689US10331077B2Cartridge where biasing member is reliably held on coupling memberCANON KK·Filed 2017·Granted Jun 25, 2019·3 cites·23 claims
- 1788US6543770B1Card inverting device, card game machine, and card inverting methodSEGA CORP·Filed 2000·Granted Apr 8, 2003·77 cites·30 claims
- 1887US10156811B2Conveying device having a first conveyance member that transmits driving force to a second conveyance memberCANON KK·Filed 2015·Granted Dec 18, 2018·3 cites·17 claims
- 1985US11669038B2Image forming apparatus having detachable developer cartridgeCANON KK·Filed 2021·Granted Jun 6, 2023·1 cites·11 claims
- 2084US2025021033A1Developing deviceCANON KK·Filed 2024·Application pending·0 cites
- 2183US11204565B2Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatusCANON KK·Filed 2020·Granted Dec 21, 2021·1 cites·4 claims
- 2282US12174555B2Developing deviceCANON KK·Filed 2023·Granted Dec 24, 2024·0 cites·4 claims
- 2380US12405565B2Cartridge including a developer storage unit for storing developerCANON KK·Filed 2023·Granted Sep 2, 2025·0 cites·8 claims
- 2478US11841647B2Cartridge and developing cartridge including a frame and sheet member provided at end side of the frameCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·11 claims
- 2577USD845384SProcess cartridge for image forming apparatusCANON KK·Filed 2017·Granted Apr 9, 2019·17 cites·1 claims
- 2675US11841636B2Developing device to reduce leakage of developerCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·4 claims
- 2775USD622309SProcess cartridgeCANON KK·Filed 2008·Granted Aug 24, 2010·19 cites·1 claims
- 2874US10248077B2Cartridge and cover memberCANON KK·Filed 2016·Granted Apr 2, 2019·1 cites·9 claims
- 2974USD583860SToner cartridgeCANON KK·Filed 2007·Granted Dec 30, 2008·19 cites·1 claims
- 3072US8620197B2Developer stirring member, developing apparatus and process cartridgeKAWAKAMI TAKUYA·Filed 2011·Granted Dec 31, 2013·2 cites·19 claims
- 3171US9513578B2Developing device, process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Dec 6, 2016·1 cites·15 claims
- 3269USD622308SProcess cartridgeCANON KK·Filed 2008·Granted Aug 24, 2010·15 cites·1 claims
- 3368US11561485B2Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatusCANON KK·Filed 2021·Granted Jan 24, 2023·0 cites·4 claims
- 3462US10156828B2Cartridge and cover memberCANON KK·Filed 2018·Granted Dec 18, 2018·0 cites·8 claims
- 3561US12338967B2Lighting tool for vehicle and vehicle rearward illumination systemSTANLEY ELECTRIC CO LTD·Filed 2023·Granted Jun 24, 2025·0 cites·6 claims
- 3659US9939778B2Cartridge and cover memberCANON KK·Filed 2016·Granted Apr 10, 2018·0 cites·19 claims
- 3758USD585482SToner cartridgeCANON KK·Filed 2007·Granted Jan 27, 2009·10 cites·1 claims
- 3847US10156827B2Cartridge and image forming apparatusCANON KK·Filed 2017·Granted Dec 18, 2018·0 cites·9 claims
- 3946US2005212739A1Driving circuit for liquid crystal deviceSHARP KK·Filed 2005·Application pending·0 cites
- 4045US2020073288A1Remanufacturing methodCANON KK·Filed 2019·Application pending·0 cites
- 4139USD889415SProcess cartridge for image forming apparatusCANON KK·Filed 2018·Granted Jul 7, 2020·2 cites·1 claims
- 4239USD862585SSide cover for process cartridge for image forming apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·2 cites·1 claims
- 4339USD862586SPhotosensitive drum for process cartridge for image forming apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·2 cites·1 claims
- 4439US9921536B2Electrophotographic photosensitive drum unit, cartridge, and flange memberCANON KK·Filed 2016·Granted Mar 20, 2018·0 cites·20 claims
- 4534USD862584SSide cover for process cartridge for image forming apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·1 cites·1 claims
- 4633US2012148321A1Cleaning unit and image forming apparatusKAWAKAMI TAKUYA·Filed 2011·Application pending·0 cites
- 4730USD862587SCoupling for process cartridge for image forming apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·0 cites·1 claims
- 4829USD993925SProcess cartridge for image forming apparatusCANON KK·Filed 2020·Granted Aug 1, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →