Inventor · disambiguated record
Hideyuki Otsuka
Also filed as: OTSUKA HIDEYUKI
17 granted patents·6 pending applications·35 citations·filing 2001–2025
90Inventor score
Top patents by PatentIndex Score
23 records- 0188US11667609B2Compound, composition containing said compound, self-healing material, surface coating agent, paint, adhesive, material for battery and cured productADEKA CORP·Filed 2020·Granted Jun 6, 2023·2 cites·10 claims
- 0282US10474050B2Toner and charge control agent using pyrazolone derivative or salt of derivativeHODOGAYA CHEMICAL CO LTD·Filed 2016·Granted Nov 12, 2019·3 cites·4 claims
- 0382US7709172B2Oxidized mixed cyclic phenol sulfides, and charge control agents and toners using the sameHODOGAYA CHEMICAL CO LTD·Filed 2008·Granted May 4, 2010·6 cites·8 claims
- 0481US7402369B2Mono azo iron complex compound, and charge controlling agent and toner using the sameHODOGAYA CHEMICAL CO LTD·Filed 2006·Granted Jul 22, 2008·5 cites·10 claims
- 0577US7901858B2Mixed cyclic phenol sulfides, and charge control agents and toners using the sameHODOGAYA CHEMICAL CO LTD·Filed 2008·Granted Mar 8, 2011·5 cites·3 claims
- 0676US7820832B2Oxidized mixed cyclic phenol sulfides, and charge control agents and toners using the sameHODOGAYA CHEMICAL CO LTD·Filed 2009·Granted Oct 26, 2010·4 cites·8 claims
- 0772US2025162979A1P-diphenyl compound derivative mixture and method of producing the sameHODOGAYA CHEMICAL CO LTD·Filed 2025·Application pending·0 cites
- 0869US2022324791A1P-diphenyl compound derivative mixture and method of producing the sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 0959US9212263B2Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using sameTOKAI RUBBER IND LTD·Filed 2014·Granted Dec 15, 2015·0 cites·3 claims
- 1059US7094512B2Electrophotographic printing method, monoazo iron complex compound, charge controlling agent using the same and toner using the charge controlling agentHODOGAYA CHEMICAL CO LTD·Filed 2003·Granted Aug 22, 2006·7 cites·29 claims
- 1158US12509558B2Rubber composition and tire obtained using sameBRIDGESTONE CORP·Filed 2020·Granted Dec 30, 2025·0 cites·19 claims
- 1258US8580470B2Charge control agent composition and toner utilizing the sameOTSUKA HIDEYUKI·Filed 2007·Granted Nov 12, 2013·2 cites·10 claims
- 1355US9550865B2Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using sameSUMITOMO RIKO CO LTD·Filed 2015·Granted Jan 24, 2017·0 cites·6 claims
- 1451US9954162B2Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using sameSUMITOMO RIKO CO LTD·Filed 2014·Granted Apr 24, 2018·0 cites·10 claims
- 1548US2012315573A1Charge control agent composition and toner utilizing the sameOTSUKA HIDEYUKI·Filed 2012·Application pending·0 cites
- 1643US9141014B2Toner for developing electrostatic charge imageOKUBO MASAKI·Filed 2012·Granted Sep 22, 2015·0 cites·8 claims
- 1742US2011045396A1Charge Controlling Agent and Toner Using Metal Compound of Cyclic Phenol SulfideHODOGAYA CHEMICAL CO LTD·Filed 2009·Application pending·0 cites
- 1841US9056884B2Process for producing a charge control agentHODOGAYA CHEMICAL CO LTD·Filed 2013·Granted Jun 16, 2015·0 cites·3 claims
- 1941US6897000B2Charge controlling agent, method for producing the same and toner for developing electrostatic imageHODOGAYA CHEMICAL CO LTD·Filed 2001·Granted May 24, 2005·1 cites·12 claims
- 2039US8742044B2Method for producing polymer nanocomposite, and flame-retardant polymer nanocomposite formed by the production methodTAKAHARA ATSUSHI·Filed 2009·Granted Jun 3, 2014·0 cites·20 claims
- 2137US2006159849A1Material with pattern surface for use as template and process for producing the sameDAIKIN IND LTD·Filed 2003·Application pending·0 cites
- 2231US2012315576A1Charge controlling agent and toner using sameYASUMURA MASATERU·Filed 2011·Application pending·0 cites
- 2330US8962866B2Surface-modified silica powder and method for producing the same, as well as toner composition for electrophotographyAMANO YUKI·Filed 2012·Granted Feb 24, 2015·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →