Inventor · disambiguated record
Yasushi Katsuta
Also filed as: KATSUTA YASUSHI
31 granted patents·8 pending applications·558 citations·filing 1995–2022
97Inventor score
Top patents by PatentIndex Score
39 records- 0197US10114303B2TonerCANON KK·Filed 2015·Granted Oct 30, 2018·46 cites·7 claims
- 0297US8874007B2Developing unit and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Oct 28, 2014·31 cites·5 claims
- 0396US11360416B2Image forming apparatusCANON KK·Filed 2020·Granted Jun 14, 2022·4 cites·17 claims
- 0496US9720340B2TonerCANON KK·Filed 2015·Granted Aug 1, 2017·33 cites·7 claims
- 0596US8828639B2TonerKAMIKURA KENTA·Filed 2011·Granted Sep 9, 2014·45 cites·5 claims
- 0694US6316157B1Toner and image forming methodCANON KK·Filed 2000·Granted Nov 13, 2001·55 cites·31 claims
- 0793US7153625B2Process for producing toner particles, and tonerCANON KK·Filed 2005·Granted Dec 26, 2006·14 cites·8 claims
- 0892US7323282B2Dry toner, method for producing dry toner, and method for forming an imageCANON KK·Filed 2007·Granted Jan 29, 2008·14 cites·6 claims
- 0990US7846631B2TonerCANON KK·Filed 2009·Granted Dec 7, 2010·10 cites·10 claims
- 1089US7112393B2Non-magnetic tonerCANON KK·Filed 2004·Granted Sep 26, 2006·33 cites·20 claims
- 1189US6346356B1Toner, toner production process, and image-forming methodCANON KK·Filed 2000·Granted Feb 12, 2002·35 cites·39 claims
- 1288US8841056B2Toner and process for producing tonerYOSHIZAKI KAZUMI·Filed 2011·Granted Sep 23, 2014·7 cites·9 claims
- 1388US7160663B2TonerCANON KK·Filed 2004·Granted Jan 9, 2007·28 cites·18 claims
- 1484US5855663ACarbon fibers for reinforcement of cement and cement composite materialPETOCA LTD·Filed 1997·Granted Jan 5, 1999·49 cites·9 claims
- 1583US7029813B2TonerCANON KK·Filed 2003·Granted Apr 18, 2006·21 cites·9 claims
- 1683US6667140B2Toner and image forming methodCANON KK·Filed 2001·Granted Dec 23, 2003·25 cites·26 claims
- 1781US7745088B2Non-magnetic tonerCANON KK·Filed 2008·Granted Jun 29, 2010·6 cites·10 claims
- 1880US8518623B2Toner and toner particle producing methodKAMIKURA KENTA·Filed 2011·Granted Aug 27, 2013·3 cites·9 claims
- 1977US7252917B2Dry toner, method for producing dry toner, and method for forming an imageCANON KK·Filed 2004·Granted Aug 7, 2007·15 cites·10 claims
- 2076US5795678ANegative electrode for use in lithium secondary battery and process for producing the sameTOSHIBA KK·Filed 1995·Granted Aug 18, 1998·51 cites·6 claims
- 2173US7537875B2TonerCANON KK·Filed 2005·Granted May 26, 2009·4 cites·8 claims
- 2268US11960225B2Image forming apparatusCANON KK·Filed 2022·Granted Apr 16, 2024·0 cites·13 claims
- 2368US6855471B2Toner and image-forming methodCANON KK·Filed 2003·Granted Feb 15, 2005·10 cites·25 claims
- 2464US7740999B2TonerCANON KK·Filed 2008·Granted Jun 22, 2010·2 cites·21 claims
- 2560US2018210361A1TonerCANON KK·Filed 2018·Application pending·0 cites
- 2657US12092970B2Image forming apparatusCANON KK·Filed 2022·Granted Sep 17, 2024·0 cites·6 claims
- 2756US5686181ACarbon fibers for reinforcement of cement and cement composite materialPETOCA LTD·Filed 1995·Granted Nov 11, 1997·13 cites·4 claims
- 2852US2011008726A1Process for producing tonerCANON KK·Filed 2010·Application pending·0 cites
- 2950US11067938B2Cleaning unit, cartridge, image forming apparatusCANON KK·Filed 2020·Granted Jul 20, 2021·0 cites·11 claims
- 3049US10928768B2Cleaning unit, cartridge, image forming apparatusCANON KK·Filed 2020·Granted Feb 23, 2021·0 cites·16 claims
- 3147US2006204876A1Process for producing toner particles, and tonerCANON KK·Filed 2006·Application pending·0 cites
- 3246US9176271B2Light guide plate and method for manufacturing light guide plateOZAKI KAZUYUKI·Filed 2009·Granted Nov 3, 2015·0 cites·3 claims
- 3345US8859177B2TonerYOSHIZAKI KAZUMI·Filed 2011·Granted Oct 14, 2014·0 cites·4 claims
- 3439US2014141366A1Toner and method for manufacturing the sameKATSUTA YASUSHI·Filed 2012·Application pending·0 cites
- 3538US2020310298A1Cartridge and image forming apparatusCANON KK·Filed 2020·Application pending·0 cites
- 3638US2020310294A1Developing device, process cartridge and image forming apparatusCANON KK·Filed 2020·Application pending·0 cites
- 3737US2006166120A1Toner, image forming method, and process cartridgeCANON KK·Filed 2005·Application pending·0 cites
- 3832US2015248072A1TonerCANON KK·Filed 2015·Application pending·0 cites
- 3931US5824245AProcesses for preparing milled graphite fibersPETOCA LTD·Filed 1995·Granted Oct 20, 1998·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →