Inventor · disambiguated record
Rikiya Takemasa
Also filed as: TAKEMASA RIKIYA
39 granted patents·13 pending applications·98 citations·filing 2010–2025
96Inventor score
Top patents by PatentIndex Score
52 records- 0197US11300906B2Fixing deviceCANON KK·Filed 2020·Granted Apr 12, 2022·9 cites·8 claims
- 0297US11194275B2Fixing deviceCANON KK·Filed 2020·Granted Dec 7, 2021·9 cites·9 claims
- 0396US11269272B2Fixing device including an endless belt for fixing a toner image on a recording materialCANON KK·Filed 2020·Granted Mar 8, 2022·6 cites·24 claims
- 0496US8511665B2Sheet processing apparatus and image forming apparatusIWATA TOSHIYUKI·Filed 2011·Granted Aug 20, 2013·20 cites·9 claims
- 0596US8267399B2Sheet processing apparatus and image forming apparatus including sameKUSHIDA HIDEKI·Filed 2010·Granted Sep 18, 2012·15 cites·3 claims
- 0691US11307520B2Image forming apparatus with cleaning mechanismCANON KK·Filed 2021·Granted Apr 19, 2022·2 cites·10 claims
- 0790US12117751B2Fixing apparatusCANON KK·Filed 2023·Granted Oct 15, 2024·1 cites·9 claims
- 0890US12111593B2Fixing device and image forming apparatusCANON KK·Filed 2023·Granted Oct 8, 2024·1 cites·10 claims
- 0989US9764920B2Sheet processing apparatus and image forming apparatus, having a binding unit with opposed surfaces to nip and bind a sheet bundle, and having a detachment unit to detach such bound sheet bundle from at least one of the surfacesCANON KK·Filed 2014·Granted Sep 19, 2017·5 cites·34 claims
- 1088US11921449B2Fixing apparatusCANON KK·Filed 2023·Granted Mar 5, 2024·1 cites·10 claims
- 1186US9340391B2Sheet bundle binding processing apparatus and image forming system having the sameOBUCHI YUSUKE·Filed 2014·Granted May 17, 2016·8 cites·10 claims
- 1286US2025291290A1Fixing apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1385US10093512B2Apparatus having detachment unit for binding unitCANON KK·Filed 2017·Granted Oct 9, 2018·2 cites·20 claims
- 1484US11567436B2Image heating apparatus and image forming apparatusCANON KK·Filed 2021·Granted Jan 31, 2023·1 cites·14 claims
- 1583US11809109B2Image heating apparatus having a worm that is rotatably supported at two different positionsCANON KK·Filed 2021·Granted Nov 7, 2023·1 cites·27 claims
- 1682US12339605B2Fixing apparatus for fixing a toner image on a recording mediumCANON KK·Filed 2024·Granted Jun 24, 2025·0 cites·5 claims
- 1782US11454908B2Image heating apparatus comprising halogen heater with two glass-covered heating portionsCANON KK·Filed 2021·Granted Sep 27, 2022·1 cites·11 claims
- 1878US11287766B2Fixing unit, image forming apparatus and image forming systemCANON KK·Filed 2020·Granted Mar 29, 2022·1 cites·24 claims
- 1978US11092917B2Fixing unitCANON KK·Filed 2020·Granted Aug 17, 2021·1 cites·5 claims
- 2078US10877414B2Image forming apparatus with a fixing device controlled for envelope printingCANON KK·Filed 2019·Granted Dec 29, 2020·1 cites·7 claims
- 2178US8950746B2Sheet stacking apparatus and sheet processing apparatus as well as image forming apparatusCANON KK·Filed 2013·Granted Feb 10, 2015·3 cites·7 claims
- 2278US2025341798A1Fixing deviceCANON KK·Filed 2025·Application pending·0 cites
- 2378US2025348027A1Fixing unitCANON KK·Filed 2025·Application pending·0 cites
- 2477US12025936B2Fixing apparatus for fixing a toner image on a recording mediumCANON KK·Filed 2023·Granted Jul 2, 2024·0 cites·14 claims
- 2577US10501279B2Sheet processing apparatus and image forming apparatus to detach a bound sheet bundle from a teeth portionCANON KK·Filed 2018·Granted Dec 10, 2019·1 cites·8 claims
- 2677US8398065B2Sheet punching device and image forming apparatus having sheet punching deviceOBUCHI YUSUKE·Filed 2010·Granted Mar 19, 2013·2 cites·16 claims
- 2776US9409735B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2014·Granted Aug 9, 2016·3 cites·21 claims
- 2876US2024427267A1Fixing device and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2976US2025013177A1Fixing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3075US2025383617A1Fixing deviceCANON KK·Filed 2025·Application pending·0 cites
- 3171US8616547B2Sheet processing apparatus and image forming apparatus including sameKUSHIDA HIDEKI·Filed 2012·Granted Dec 31, 2013·2 cites·14 claims
- 3270US2023136810A1Image heating apparatus and image forming apparatusCANON KK·Filed 2022·Application pending·0 cites
- 3369US11815834B2Image forming apparatusCANON KK·Filed 2022·Granted Nov 14, 2023·0 cites·7 claims
- 3466US9701500B2Sheet conveying apparatus and image forming apparatusCANON KK·Filed 2015·Granted Jul 11, 2017·1 cites·4 claims
- 3562US12386290B2Fixing device including an endless belt member and a steering roller providing lubrication to the endless belt memberCANON KK·Filed 2024·Granted Aug 12, 2025·0 cites·7 claims
- 3661US12085875B2Fixing apparatus including scraper for removing lubricantCANON KK·Filed 2023·Granted Sep 10, 2024·0 cites·15 claims
- 3761US9010744B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2013·Granted Apr 21, 2015·1 cites·18 claims
- 3860US12111594B2Fixing device capable of fixing frame covering heating unitCANON KK·Filed 2022·Granted Oct 8, 2024·0 cites·14 claims
- 3958US12158716B2Fixing device and image forming apparatusCANON KK·Filed 2023·Granted Dec 3, 2024·0 cites·8 claims
- 4056US9216873B2Sheet stacking apparatus and sheet processing apparatus as well as image forming apparatusCANON KK·Filed 2014·Granted Dec 22, 2015·0 cites·23 claims
- 4154US11714368B2Fixing unitCANON KK·Filed 2022·Granted Aug 1, 2023·0 cites·4 claims
- 4254US2025021036A1Fixing device and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4352US2024345513A1Fixing deviceCANON KK·Filed 2024·Application pending·0 cites
- 4450US2013156477A1Sheet punching device and image forming apparatus having sheet punching deviceCANON KK·Filed 2013·Application pending·0 cites
- 4549US12248258B2Image forming apparatus having fixing device with casing and suction ductCANON KK·Filed 2021·Granted Mar 11, 2025·0 cites·14 claims
- 4646US2014255124A1Sheet processing apparatus, booklet bookbinding method, and bookletCANON KK·Filed 2014·Application pending·0 cites
- 4746US2014030000A1Sheet processing apparatus and image forming apparatusCANON KK·Filed 2013·Application pending·0 cites
- 4845US9676584B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2014·Granted Jun 13, 2017·0 cites·18 claims
- 4942US9372455B2Image heating apparatusCANON KK·Filed 2015·Granted Jun 21, 2016·0 cites·14 claims
- 5042US8818257B2Cutting apparatus and image forming apparatusWATANABE KIYOSHI·Filed 2010·Granted Aug 26, 2014·0 cites·19 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →