Inventor · disambiguated record
Yojiro Hotta
Also filed as: HOTTA YOJIRO
39 granted patents·7 pending applications·1,242 citations·filing 2001–2019
98Inventor score
Top patents by PatentIndex Score
46 records- 0198US10303075B2TonerCANON KK·Filed 2018·Granted May 28, 2019·36 cites·9 claims
- 0298US10295920B2TonerCANON KK·Filed 2018·Granted May 21, 2019·36 cites·11 claims
- 0398US10101683B2Toner and external additive for tonerCANON KK·Filed 2015·Granted Oct 16, 2018·42 cites·8 claims
- 0498US9772570B2Magnetic tonerCANON KK·Filed 2015·Granted Sep 26, 2017·29 cites·9 claims
- 0598US9715188B2TonerCANON KK·Filed 2014·Granted Jul 25, 2017·32 cites·8 claims
- 0698US9588450B2Magnetic tonerCANON KK·Filed 2014·Granted Mar 7, 2017·37 cites·4 claims
- 0798US9575425B2TonerCANON KK·Filed 2014·Granted Feb 21, 2017·29 cites·8 claims
- 0898US9141012B2TonerCANON KK·Filed 2013·Granted Sep 22, 2015·38 cites·6 claims
- 0998US9134637B2TonerCANON KK·Filed 2013·Granted Sep 15, 2015·40 cites·11 claims
- 1098US9116448B2TonerCANON KK·Filed 2013·Granted Aug 25, 2015·39 cites·5 claims
- 1198US9040216B2TonerCANON KK·Filed 2013·Granted May 26, 2015·38 cites·7 claims
- 1298US8927188B2Method of producing magnetic carrier and magnetic carrier that uses this production methodCANON KK·Filed 2013·Granted Jan 6, 2015·60 cites·2 claims
- 1398US7906262B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Granted Mar 15, 2011·32 cites·10 claims
- 1498US7767370B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2008·Granted Aug 3, 2010·47 cites·11 claims
- 1598US7629100B2TonerCANON KK·Filed 2007·Granted Dec 8, 2009·36 cites·5 claims
- 1697US9897932B2TonerCANON KK·Filed 2017·Granted Feb 20, 2018·37 cites·5 claims
- 1797US9778583B2Toner and imaging methodCANON KK·Filed 2015·Granted Oct 3, 2017·23 cites·13 claims
- 1897US8142972B2Developer for replenishment and image forming methodHOTTA YOJIRO·Filed 2006·Granted Mar 27, 2012·53 cites·6 claims
- 1997US7816063B2Color toner and two-component developerCANON KK·Filed 2009·Granted Oct 19, 2010·31 cites·1 claims
- 2097US7455947B2Yellow toner, image forming apparatus and a method for producing a tonerCANON KK·Filed 2007·Granted Nov 25, 2008·26 cites·3 claims
- 2196US9046800B2Magnetic carrierHOTTA YOJIRO·Filed 2012·Granted Jun 2, 2015·29 cites·4 claims
- 2296US8114562B2Two-component developer, replenishing developer, and image-forming methodISHIGAMI KOH·Filed 2010·Granted Feb 14, 2012·36 cites·10 claims
- 2396US7147980B2Toner and image forming apparatusCANON KK·Filed 2004·Granted Dec 12, 2006·69 cites·10 claims
- 2496US6751424B2Image-forming method in high-speed mode and in low-speed modeCANON KK·Filed 2002·Granted Jun 15, 2004·71 cites·12 claims
- 2595US10228630B2Toner and method of producing tonerCANON KK·Filed 2017·Granted Mar 12, 2019·11 cites·12 claims
- 2695US6808852B2Toner and heat-fixing methodCANON KK·Filed 2002·Granted Oct 26, 2004·55 cites·23 claims
- 2793US10488777B2TonerCANON KK·Filed 2018·Granted Nov 26, 2019·7 cites·8 claims
- 2893US6586147B2Toner and full-color image forming methodCANON KK·Filed 2001·Granted Jul 1, 2003·65 cites·33 claims
- 2993US6528222B2TonerCANON KK·Filed 2001·Granted Mar 4, 2003·49 cites·57 claims
- 3092US7115349B2TonerCANON KK·Filed 2003·Granted Oct 3, 2006·39 cites·13 claims
- 3191US10983451B2TonerCANON KK·Filed 2019·Granted Apr 20, 2021·4 cites·15 claims
- 3291US10983450B2TonerCANON KK·Filed 2019·Granted Apr 20, 2021·4 cites·5 claims
- 3390US6929894B2Toner and fixing methodCANON KK·Filed 2002·Granted Aug 16, 2005·37 cites·8 claims
- 3484US10996577B2TonerCANON KK·Filed 2019·Granted May 4, 2021·2 cites·10 claims
- 3582US7544457B2Color toner and two-component developerCANON KK·Filed 2004·Granted Jun 9, 2009·17 cites·5 claims
- 3678US7452651B2Carrier, two-component developer, and image forming methodCANON KK·Filed 2005·Granted Nov 18, 2008·5 cites·15 claims
- 3769US10409186B2Toner and image forming methodCANON KK·Filed 2014·Granted Sep 10, 2019·1 cites·9 claims
- 3864US2015003875A1Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2014·Application pending·0 cites
- 3962US10747135B2TonerCANON KK·Filed 2019·Granted Aug 18, 2020·0 cites·6 claims
- 4057US11360404B2Toner and method for producing tonerCANON KK·Filed 2019·Granted Jun 14, 2022·0 cites·10 claims
- 4156US2011097661A1Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Application pending·0 cites
- 4256US2012094225A1Two-component developer, replenishing developer, and image-forming methodISHIGAMI KOH·Filed 2011·Application pending·0 cites
- 4355US2010248126A1Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Application pending·0 cites
- 4444US2015037720A1Magnetic tonerCANON KK·Filed 2014·Application pending·0 cites
- 4539US2005106488A1Yellow toner, image forming apparatus and a method for producing a tonerCANON KK·Filed 2004·Application pending·0 cites
- 4634US2015125790A1Magnetic tonerCANON KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →