Inventor · disambiguated record
Tomoya Tateishi
Also filed as: TATEISHI TOMOYA
33 granted patents·14 pending applications·93 citations·filing 2008–2025
95Inventor score
Top patents by PatentIndex Score
47 records- 0196US9229388B2Fixing deviceCANON KK·Filed 2013·Granted Jan 5, 2016·16 cites·14 claims
- 0295US9507303B2Fixing deviceCANON KK·Filed 2015·Granted Nov 29, 2016·10 cites·23 claims
- 0394US9983522B2Fixing deviceCANON KK·Filed 2016·Granted May 29, 2018·6 cites·8 claims
- 0493US9235172B2Image fixing apparatusCANON KK·Filed 2014·Granted Jan 12, 2016·8 cites·10 claims
- 0592US9519252B2Fixing deviceCANON KK·Filed 2015·Granted Dec 13, 2016·6 cites·6 claims
- 0691US12443137B2Image forming apparatus having a rotary and detachable toner cartridgesCANON KK·Filed 2023·Granted Oct 14, 2025·2 cites·11 claims
- 0791US12049375B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2021·Granted Jul 30, 2024·2 cites·19 claims
- 0891US11795017B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2022·Granted Oct 24, 2023·2 cites·12 claims
- 0989US11613439B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2020·Granted Mar 28, 2023·2 cites·14 claims
- 1087US7890019B2Color electrophotographic image forming apparatus having movable cartridge supporting memberCANON KK·Filed 2008·Granted Feb 15, 2011·9 cites·10 claims
- 1186US8059989B2Color electrophotographic image forming apparatus with member supporting a plurality of cartridgesTATEISHI TOMOYA·Filed 2010·Granted Nov 15, 2011·6 cites·4 claims
- 1286US2025370404A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1385US11868078B2Image forming apparatus including external sheet feed tray with sheet feederCANON KK·Filed 2022·Granted Jan 9, 2024·1 cites·20 claims
- 1485US2025355390A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1584US7957659B2Image forming apparatus for marginless printingCANON KK·Filed 2008·Granted Jun 7, 2011·8 cites·7 claims
- 1683US8548365B2Image forming apparatusTOMURA HISAYUKI·Filed 2011·Granted Oct 1, 2013·4 cites·11 claims
- 1780US10662010B2Sheet feeding device, image forming apparatus, and method for sheet feeding deviceCANON KK·Filed 2018·Granted May 26, 2020·2 cites·11 claims
- 1880US8238786B2Electrophotographic image forming apparatus with openings for cartridge insertion and removalYAMAGUCHI NORITOMO·Filed 2009·Granted Aug 7, 2012·7 cites·6 claims
- 1976US2025348014A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2076US2025348013A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2175US12153359B2Image forming apparatusCANON KK·Filed 2023·Granted Nov 26, 2024·0 cites·19 claims
- 2275US2025341793A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2374US2025348012A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2474US2025348011A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2573US12399453B2Image forming apparatus having detachable toner cartridgesCANON KK·Filed 2023·Granted Aug 26, 2025·0 cites·28 claims
- 2672US2025341804A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2771US10807815B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2018·Granted Oct 20, 2020·1 cites·15 claims
- 2867US11815832B2Image forming apparatus comprising development unit for receiving replenishment container and retractable support for supporting the development unitCANON KK·Filed 2021·Granted Nov 14, 2023·0 cites·20 claims
- 2964US8639162B2Color electrophotographic image forming apparatusTATEISHI TOMOYA·Filed 2011·Granted Jan 28, 2014·1 cites·20 claims
- 3061US12391507B2Image forming apparatusCANON KK·Filed 2022·Granted Aug 19, 2025·0 cites·17 claims
- 3159US12037214B2Sheet feeding device and image forming apparatusCANON KK·Filed 2022·Granted Jul 16, 2024·0 cites·14 claims
- 3255US12443130B2Image forming apparatusCANON KK·Filed 2023·Granted Oct 14, 2025·0 cites·20 claims
- 3354US12050430B2Image forming apparatusCANON KK·Filed 2022·Granted Jul 30, 2024·0 cites·18 claims
- 3454US11926498B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2022·Granted Mar 12, 2024·0 cites·15 claims
- 3553US2025199433A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3653US2025199457A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3753US2025224686A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3853US2025199431A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3952US2025199434A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4052US2025199432A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4150US12481232B2Image forming apparatus having first and second retractable toner cartridgesCANON KK·Filed 2023·Granted Nov 25, 2025·0 cites·25 claims
- 4249US12092987B2Image forming apparatusCANON KK·Filed 2022·Granted Sep 17, 2024·0 cites·11 claims
- 4348US12025946B2Image forming apparatus having duplex driven roller unitCANON KK·Filed 2022·Granted Jul 2, 2024·0 cites·14 claims
- 4447US12060242B2Sheet feeding device and image forming apparatusCANON KK·Filed 2021·Granted Aug 13, 2024·0 cites·31 claims
- 4542US8670695B2Image forming apparatusAOKI DAISUKE·Filed 2012·Granted Mar 11, 2014·0 cites·8 claims
- 4641US9471017B2Image forming apparatus for automatically releasing pressure applied to a fixing nip portionCANON KK·Filed 2015·Granted Oct 18, 2016·0 cites·15 claims
- 4735US9164472B2Image forming apparatusSEKIDO KOTA·Filed 2011·Granted Oct 20, 2015·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →