Inventor · disambiguated record
Naoki Okamoto
Also filed as: OKAMOTO NAOKI
160 granted patents·21 pending applications·2,153 citations·filing 1989–2025
99Inventor score
Top patents by PatentIndex Score
181 records- 0198US10197934B2Toner, developing apparatus, and image-forming apparatus provided with tonerCANON KK·Filed 2017·Granted Feb 5, 2019·46 cites·15 claims
- 0298US10156800B2Toner, developing device, and image forming apparatusCANON KK·Filed 2017·Granted Dec 18, 2018·31 cites·12 claims
- 0398US10012919B2Toner, developing apparatus, and image-forming apparatusCANON KK·Filed 2017·Granted Jul 3, 2018·33 cites·14 claims
- 0498US9904195B2Toner, image forming apparatus, and image forming methodCANON KK·Filed 2017·Granted Feb 27, 2018·31 cites·7 claims
- 0598US9857707B2TonerCANON KK·Filed 2015·Granted Jan 2, 2018·37 cites·11 claims
- 0698US9658546B2Toner and method of producing tonerCANON KK·Filed 2015·Granted May 23, 2017·42 cites·11 claims
- 0798US9285697B2TonerCANON KK·Filed 2014·Granted Mar 15, 2016·60 cites·8 claims
- 0898US9261806B2TonerCANON KK·Filed 2014·Granted Feb 16, 2016·63 cites·6 claims
- 0998US7906262B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2010·Granted Mar 15, 2011·32 cites·10 claims
- 1098US7767370B2Two-component developer, replenishing developer, and image-forming methodCANON KK·Filed 2008·Granted Aug 3, 2010·47 cites·11 claims
- 1198US7629100B2TonerCANON KK·Filed 2007·Granted Dec 8, 2009·36 cites·5 claims
- 1298US7396626B2TonerCANON KK·Filed 2005·Granted Jul 8, 2008·55 cites·6 claims
- 1398US7396629B2Image forming method and image forming apparatusCANON KK·Filed 2005·Granted Jul 8, 2008·53 cites·12 claims
- 1497US7611813B2Toner and image forming methodCANON KK·Filed 2007·Granted Nov 3, 2009·58 cites·4 claims
- 1596US9046800B2Magnetic carrierHOTTA YOJIRO·Filed 2012·Granted Jun 2, 2015·29 cites·4 claims
- 1696US8114562B2Two-component developer, replenishing developer, and image-forming methodISHIGAMI KOH·Filed 2010·Granted Feb 14, 2012·36 cites·10 claims
- 1796US6575128B2Variable-valve-actuation apparatus for internal combustion engineUNISIA JECS CORP·Filed 2002·Granted Jun 10, 2003·64 cites·17 claims
- 1895US7956627B2Probe card, semiconductor inspecting apparatus, and manufacturing method of semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2008·Granted Jun 7, 2011·24 cites·18 claims
- 1995US7361400B2Developer carrier, developing device using the developer carrier, and process cartridge using the developer carrierCANON KK·Filed 2006·Granted Apr 22, 2008·19 cites·29 claims
- 2095US6401675B1Variable valve gear device of internal combustion engineUNISIA JECS CORP·Filed 2000·Granted Jun 11, 2002·44 cites·4 claims
- 2194US8945805B2Magnetic carrier and two-components developerBABA YOSHINOBU·Filed 2009·Granted Feb 3, 2015·23 cites·8 claims
- 2294US8298742B2Method for producing electrophotographic carrier and electrophotographic carrier produced by using the methodOKAMOTO NAOKI·Filed 2008·Granted Oct 30, 2012·24 cites·3 claims
- 2392US5960028ASpread spectrum communication systemSHARP KK·Filed 1996·Granted Sep 28, 1999·107 cites·42 claims
- 2491US10655526B1Support for electric heating type catalyst and exhaust gas purifying deviceNGK INSULATORS LTD·Filed 2019·Granted May 19, 2020·4 cites·10 claims
- 2591US9039383B2Control apparatus for electric oil pumpOKAMOTO NAOKI·Filed 2012·Granted May 26, 2015·11 cites·9 claims
- 2691US7594487B2Apparatus for and method of controlling motion mechanismHITACHI LTD·Filed 2007·Granted Sep 29, 2009·14 cites·15 claims
- 2790US9034551B2Two-component developerENDO TOMOKO·Filed 2009·Granted May 19, 2015·19 cites·9 claims
- 2890US7272348B2Developing method using a developer with a specified degree of compression and shearing stressCANON KK·Filed 2005·Granted Sep 18, 2007·12 cites·7 claims
- 2989US4986384ARemote control system of mobile objectsROBOTECH LAB CO LTD·Filed 1989·Granted Jan 22, 1991·130 cites·3 claims
- 3088US7858676B2Pigment dispersion and ink composition for ink jet printingSEIKO EPSON CORP·Filed 2007·Granted Dec 28, 2010·9 cites·27 claims
- 3188US5400359ASpread spectrum communication system and an apparatus for communication utilizing this systemSHARP KK·Filed 1993·Granted Mar 21, 1995·92 cites·36 claims
- 3287US9465322B2Cartridge and image forming apparatusCANON KK·Filed 2015·Granted Oct 11, 2016·3 cites·43 claims
- 3387US8648656B2Low-noise amplifier with through-modePANASONIC CORP·Filed 2013·Granted Feb 11, 2014·16 cites·24 claims
- 3487US7776626B2Manufacturing method of semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2005·Granted Aug 17, 2010·15 cites·24 claims
- 3587US6873816B2Developing assembly, process cartridge and image-forming methodCANON KK·Filed 2002·Granted Mar 29, 2005·29 cites·18 claims
- 3687US6491022B2Fail-safe processing system and method for internal combustion engineUNISIA JECS CORP·Filed 2001·Granted Dec 10, 2002·32 cites·18 claims
- 3785US7948960B2Radio transmission deviceSHARP KK·Filed 2005·Granted May 24, 2011·11 cites·12 claims
- 3885US7364791B2Developer carrying member and developing method by using thereofCANON KK·Filed 2006·Granted Apr 29, 2008·6 cites·3 claims
- 3985US6513469B2Variable valve operating system of internal combustion engineUNISIA JECS CORP·Filed 2002·Granted Feb 4, 2003·20 cites·15 claims
- 4083US11412974B2Information processing apparatus, information processing system, and non-transitory computer readable mediumAGAMA X CO LTD·Filed 2018·Granted Aug 16, 2022·5 cites·18 claims
- 4183US10987014B2Information processing apparatus, information processing system, and non-transitory computer readable mediumAGAMA X CO LTD·Filed 2018·Granted Apr 27, 2021·6 cites·16 claims
- 4283US8357933B2Manufacturing method of semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2010·Granted Jan 22, 2013·6 cites·20 claims
- 4383US7983581B2Fixing method and fixing device with specified temperature relationships for recording mediumCANON KK·Filed 2005·Granted Jul 19, 2011·7 cites·4 claims
- 4483US6122473ADeveloper carrying member for carrying developer, apparatus unit detachably mountable on the main assembly of image forming apparatus, and image-forming apparatusCANON KK·Filed 1998·Granted Sep 19, 2000·34 cites·110 claims
- 4582US8422478B2Radio transmission deviceOKAMOTO NAOKI·Filed 2010·Granted Apr 16, 2013·5 cites·12 claims
- 4682US5434787ASystem for measuring position by using global positioning system and receiver for global position systemSHARP KK·Filed 1992·Granted Jul 18, 1995·82 cites·9 claims
- 4781US8016930B2Magenta ink composition, ink cartridge, and recording system and recorded matter using the sameSEIKO EPSON CORP·Filed 2006·Granted Sep 13, 2011·11 cites·16 claims
- 4880US10644627B2Control device of synchronous electric motor, integrated motor system, pump system, and positioning systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted May 5, 2020·2 cites·16 claims
- 4979US9239306B2Abnormality diagnosis apparatus for electric pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jan 19, 2016·4 cites·13 claims
- 5079US9228655B2Control apparatus and control method for vehicle electric oil pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jan 5, 2016·5 cites·16 claims
Showing the top 50 of 181 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →