Inventor · disambiguated record
Yukio Kubo
Also filed as: KUBO YUKIO
47 granted patents·12 pending applications·337 citations·filing 1990–2025
98Inventor score
Top patents by PatentIndex Score
59 records- 0198US11698601B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2022·Granted Jul 11, 2023·4 cites·80 claims
- 0298US11693355B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2021·Granted Jul 4, 2023·4 cites·21 claims
- 0398US11314199B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2020·Granted Apr 26, 2022·8 cites·72 claims
- 0498US11307529B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2020·Granted Apr 19, 2022·8 cites·102 claims
- 0598US10386786B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2018·Granted Aug 20, 2019·16 cites·30 claims
- 0698US10168664B2Process cartridge including protrusion to receive a force for moving a developer rollerCANON KK·Filed 2017·Granted Jan 1, 2019·28 cites·3 claims
- 0798US9836020B2Process cartridge with force receiving portion configured to receive a force to move a developing rollerCANON KK·Filed 2016·Granted Dec 5, 2017·35 cites·17 claims
- 0898US9429906B2Image forming apparatus including a movable engageable member and process cartridge including a force receiving portionCANON KK·Filed 2013·Granted Aug 30, 2016·54 cites·24 claims
- 0997US11977344B2Image forming apparatus and image forming systemCANON KK·Filed 2022·Granted May 7, 2024·5 cites·24 claims
- 1097US11754970B2Process cartridge having a protrusion with a surface configured to receive a force to move a frame of the process cartridgeCANON KK·Filed 2022·Granted Sep 12, 2023·2 cites·30 claims
- 1197US11204566B2Image forming apparatus and developing cartridgeCANON KK·Filed 2020·Granted Dec 21, 2021·6 cites·17 claims
- 1297US11156954B2Image forming apparatus including a movable engageable member and process cartridge including a force receiving portionCANON KK·Filed 2019·Granted Oct 26, 2021·9 cites·41 claims
- 1397US11131960B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2017·Granted Sep 28, 2021·12 cites·23 claims
- 1497US10591868B2Image forming apparatus including a movable engageable member and process cartridge including a force receiving portionCANON KK·Filed 2019·Granted Mar 17, 2020·10 cites·11 claims
- 1597US10401788B2Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portionCANON KK·Filed 2018·Granted Sep 3, 2019·10 cites·34 claims
- 1696US11829096B2Cartridge, attachment and mounting kitCANON KK·Filed 2021·Granted Nov 28, 2023·2 cites·70 claims
- 1796US11599058B2Image forming apparatus and process cartridgeCANON KK·Filed 2021·Granted Mar 7, 2023·2 cites·30 claims
- 1896US8565639B2Process cartridge and image forming apparatusNITTANI SUSUMU·Filed 2011·Granted Oct 22, 2013·48 cites·10 claims
- 1995US11789378B2Image forming apparatus and developing cartridgeCANON KK·Filed 2021·Granted Oct 17, 2023·3 cites·19 claims
- 2095US8583001B2Developing device and process cartridgeKUBO YUKIO·Filed 2011·Granted Nov 12, 2013·44 cites·10 claims
- 2189US12372918B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2024·Granted Jul 29, 2025·0 cites·27 claims
- 2289US12282289B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2024·Granted Apr 22, 2025·0 cites·27 claims
- 2389US11531301B2Cartridge including a member movable relative to a frame of the cartridge and a regulating member for regulating movement of the movable memberCANON KK·Filed 2020·Granted Dec 20, 2022·2 cites·41 claims
- 2488US12140904B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2024·Granted Nov 12, 2024·0 cites·28 claims
- 2588US2025116960A1Cartridge, attachment and mounting kitCANON KK·Filed 2024·Application pending·0 cites
- 2687US2025291277A1Image forming apparatus and image forming systemCANON KK·Filed 2025·Application pending·0 cites
- 2786US12222673B2Image forming apparatus and process cartridge including protrusion to receive a force for moving developing rollerCANON KK·Filed 2023·Granted Feb 11, 2025·0 cites·24 claims
- 2885US12140903B2Cartridge, member constituting cartridge, and image forming apparatusCANON KK·Filed 2023·Granted Nov 12, 2024·0 cites·72 claims
- 2984US12443126B2Image forming apparatus and developing cartridgeCANON KK·Filed 2024·Granted Oct 14, 2025·0 cites·7 claims
- 3081US12346041B2Image forming apparatus and image forming systemCANON KK·Filed 2024·Granted Jul 1, 2025·0 cites·15 claims
- 3181US12242224B2Cartridge including a memory mounting portion and image forming apparatus including the cartridgeCANON KK·Filed 2023·Granted Mar 4, 2025·0 cites·13 claims
- 3281US12228866B2Image forming apparatus and developing cartridgeCANON KK·Filed 2023·Granted Feb 18, 2025·0 cites·13 claims
- 3381US9483016B2Photosensitive drum and process cartridgeKASHIIDE YOSUKE·Filed 2011·Granted Nov 1, 2016·3 cites·12 claims
- 3479US11841675B2Cartridge including a memory mounting portion and image forming apparatus including the cartridgeCANON KK·Filed 2023·Granted Dec 12, 2023·0 cites·16 claims
- 3578US9063461B2Image forming apparatus provided with an agitation member configured to be rotatedCANON KK·Filed 2013·Granted Jun 23, 2015·2 cites·20 claims
- 3678US2025138474A1Image forming apparatus, and process cartridgeCANON KK·Filed 2025·Application pending·0 cites
- 3777US2025164928A1Cartridge including a memory mounting portion and image forming apparatus including the cartridgeCANON KK·Filed 2025·Application pending·0 cites
- 3877US2025013168A1Toner supply contaner and mounting unitCANON KK·Filed 2024·Application pending·0 cites
- 3976US11822277B2Image forming apparatusCANON KK·Filed 2023·Granted Nov 21, 2023·0 cites·15 claims
- 4075US2025334914A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4175US2025334897A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4275US2025334898A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4374US12130568B2Toner supply contaner and mounting unitCANON KK·Filed 2023·Granted Oct 29, 2024·0 cites·23 claims
- 4473US11579565B2Cartridge including a memory mounting portion and image forming apparatus including the cartridgeCANON KK·Filed 2021·Granted Feb 14, 2023·0 cites·17 claims
- 4571US11609524B2Image forming apparatusCANON KK·Filed 2021·Granted Mar 21, 2023·0 cites·11 claims
- 4667US11204575B2Image forming apparatusCANON KK·Filed 2020·Granted Dec 21, 2021·0 cites·23 claims
- 4763US12001155B2Container with shield for shielding a discharge opening thereofCANON KK·Filed 2022·Granted Jun 4, 2024·0 cites·27 claims
- 4858US2014126930A1Photosensitive drum and process cartridgeCANON KK·Filed 2013·Application pending·0 cites
- 4958US2013308978A1Process cartridge and image forming apparatusCANON KK·Filed 2013·Application pending·0 cites
- 5056US11493879B2Cartridge, image forming apparatus, and method for manufacturing cartridgeCANON KK·Filed 2021·Granted Nov 8, 2022·0 cites·10 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 →