Inventor · disambiguated record
Takayuki Itakura
Also filed as: HORIKAMI NORIO · ITAKURA TAKAYUKI
51 granted patents·14 pending applications·1,982 citations·filing 1990–2016
99Inventor score
Top patents by PatentIndex Score
65 records- 0198US9715188B2TonerCANON KK·Filed 2014·Granted Jul 25, 2017·32 cites·8 claims
- 0298US9594323B2TonerFUJIKAWA HIROYUKI·Filed 2016·Granted Mar 14, 2017·52 cites·7 claims
- 0398US9588450B2Magnetic tonerCANON KK·Filed 2014·Granted Mar 7, 2017·37 cites·4 claims
- 0498US9575425B2TonerCANON KK·Filed 2014·Granted Feb 21, 2017·29 cites·8 claims
- 0598US8986914B2TonerFUJIKAWA HIROYUKI·Filed 2011·Granted Mar 24, 2015·75 cites·5 claims
- 0698US8288069B2Toner and two-component developerFUJIKAWA HIROYUKI·Filed 2010·Granted Oct 16, 2012·63 cites·3 claims
- 0798US7939233B2Magnetic carrier and two-component developerCANON KK·Filed 2010·Granted May 10, 2011·58 cites·6 claims
- 0898US7927775B2Magnetic carrier and two component developerCANON KK·Filed 2010·Granted Apr 19, 2011·58 cites·5 claims
- 0998US7906262B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Granted Mar 15, 2011·32 cites·10 claims
- 1098US7858283B2Magnetic carrier and two-component developerCANON KK·Filed 2010·Granted Dec 28, 2010·57 cites·11 claims
- 1198US7767370B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2008·Granted Aug 3, 2010·47 cites·11 claims
- 1298US7629100B2TonerCANON KK·Filed 2007·Granted Dec 8, 2009·36 cites·5 claims
- 1398US7396626B2TonerCANON KK·Filed 2005·Granted Jul 8, 2008·55 cites·6 claims
- 1498US7396629B2Image forming method and image forming apparatusCANON KK·Filed 2005·Granted Jul 8, 2008·53 cites·12 claims
- 1598US7361441B2Color toner, and full-color image-forming methodCANON KK·Filed 2006·Granted Apr 22, 2008·43 cites·25 claims
- 1697US9256148B2TonerFUJIKAWA HIROYUKI·Filed 2011·Granted Feb 9, 2016·34 cites·5 claims
- 1797US9034549B2TonerSHIOTARI YOSHIAKI·Filed 2011·Granted May 19, 2015·65 cites·5 claims
- 1897US8142972B2Developer for replenishment and image forming methodHOTTA YOJIRO·Filed 2006·Granted Mar 27, 2012·53 cites·6 claims
- 1997US8137886B2Magnetic carrier, two-component developer and image forming methodBABA YOSHINOBU·Filed 2010·Granted Mar 20, 2012·61 cites·11 claims
- 2097US7611813B2Toner and image forming methodCANON KK·Filed 2007·Granted Nov 3, 2009·58 cites·4 claims
- 2197US7442478B2Toner and method for forming imageCANON KK·Filed 2007·Granted Oct 28, 2008·34 cites·5 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
- 2595US7288348B2Color tonerCANON KK·Filed 2004·Granted Oct 30, 2007·60 cites·13 claims
- 2695US7279262B2Magnetic carrier and two-component developerCANON KK·Filed 2004·Granted Oct 9, 2007·60 cites·21 claims
- 2795US6808852B2Toner and heat-fixing methodCANON KK·Filed 2002·Granted Oct 26, 2004·55 cites·23 claims
- 2893US7229727B2Color toner, and full-color image forming methodCANON KK·Filed 2004·Granted Jun 12, 2007·39 cites·6 claims
- 2993US6586147B2Toner and full-color image forming methodCANON KK·Filed 2001·Granted Jul 1, 2003·65 cites·33 claims
- 3093US6528222B2TonerCANON KK·Filed 2001·Granted Mar 4, 2003·49 cites·57 claims
- 3192US7115349B2TonerCANON KK·Filed 2003·Granted Oct 3, 2006·39 cites·13 claims
- 3292US6905808B2Color toner, and full-color image forming methodCANON KK·Filed 2003·Granted Jun 14, 2005·36 cites·4 claims
- 3392US6664016B2Magenta tonerCANON KK·Filed 2001·Granted Dec 16, 2003·43 cites·61 claims
- 3491US7297455B2Toner, and image forming methodCANON KK·Filed 2004·Granted Nov 20, 2007·40 cites·15 claims
- 3591US7144668B2Toner and two-component developerCANON KK·Filed 2004·Granted Dec 5, 2006·37 cites·17 claims
- 3690US7272348B2Developing method using a developer with a specified degree of compression and shearing stressCANON KK·Filed 2005·Granted Sep 18, 2007·12 cites·7 claims
- 3790US7138213B2Cyan toner and method for forming an imageCANON KK·Filed 2004·Granted Nov 21, 2006·34 cites·21 claims
- 3890US6929894B2Toner and fixing methodCANON KK·Filed 2002·Granted Aug 16, 2005·37 cites·8 claims
- 3989US6326114B1Toner, and process for producing a tonerCANON KK·Filed 2000·Granted Dec 4, 2001·33 cites·41 claims
- 4088US8455167B2Toner, binary developer, and image forming methodSHIOTARI YOSHIAKI·Filed 2010·Granted Jun 4, 2013·5 cites·7 claims
- 4188US7320850B2Magenta tonerCANON KK·Filed 2004·Granted Jan 22, 2008·25 cites·14 claims
- 4283US7983581B2Fixing method and fixing device with specified temperature relationships for recording mediumCANON KK·Filed 2005·Granted Jul 19, 2011·7 cites·4 claims
- 4371US6096467APositive charging color tonerMITA INDUSTRIAL CO LTD·Filed 1998·Granted Aug 1, 2000·37 cites·10 claims
- 4469US10409186B2Toner and image forming methodCANON KK·Filed 2014·Granted Sep 10, 2019·1 cites·9 claims
- 4564US6221548B1Toner for making an ink printed-like imageKYOCERA MITA CORP·Filed 1999·Granted Apr 24, 2001·18 cites·5 claims
- 4664US2015003875A1Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2014·Application pending·0 cites
- 4758US6146145AMethod of color-matching powder coating and coating method using color-matched powder coatingKYOCERA MITA CORP·Filed 1999·Granted Nov 14, 2000·19 cites·6 claims
- 4858US2013236830A1Toner, binary developer, and image forming methodCANON KK·Filed 2013·Application pending·0 cites
- 4956US7381515B2Image forming method and image forming apparatusCANON KK·Filed 2005·Granted Jun 3, 2008·1 cites·4 claims
- 5056US2011097661A1Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →