Inventor · disambiguated record
Naoyuki Maeda
Also filed as: KUMAGAI SEIICHIRO · MAEDA NAOYUKI
55 granted patents·6 pending applications·732 citations·filing 1975–2024
98Inventor score
Top patents by PatentIndex Score
61 records- 0196US4124003AIgnition method and apparatus for internal combustion engineTOKAI TRW & CO·Filed 1976·Granted Nov 7, 1978·69 cites·8 claims
- 0295US8036572B2Color electrophotographic image forming apparatusCANON KK·Filed 2010·Granted Oct 11, 2011·13 cites·6 claims
- 0395US4041922ASystem and device for the ignition of an internal combustion engine using a lean air-fuel mixtureTOKAI TRW & CO·Filed 1975·Granted Aug 16, 1977·77 cites·17 claims
- 0493US4219001AMethod and apparatus for accumulating fuel particles in a portion of a combustion chamberTOKAI TRW & CO·Filed 1977·Granted Aug 26, 1980·60 cites·32 claims
- 0591US9844651B2Balloon and method of manufacturing the sameTERUMO CORP·Filed 2015·Granted Dec 19, 2017·4 cites·9 claims
- 0690US8789945B2Contact lens for correction of irregular astigmatismSUZAKI ASAKI·Filed 2011·Granted Jul 29, 2014·30 cites·17 claims
- 0789US4457390APower steering deviceTOKAI TRW & CO·Filed 1982·Granted Jul 3, 1984·45 cites·7 claims
- 0888US9081358B2Fixing apparatus, and image forming apparatus equipped with fixing apparatusCANON KK·Filed 2014·Granted Jul 14, 2015·4 cites·16 claims
- 0987USD935560SElectromagnetic valveSMC CORP·Filed 2020·Granted Nov 9, 2021·12 cites·1 claims
- 1086US10358312B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2017·Granted Jul 23, 2019·3 cites·16 claims
- 1185USD934995SElectromagnetic valveSMC CORP·Filed 2020·Granted Nov 2, 2021·11 cites·1 claims
- 1284US10233046B2Sheet discharging deviceCANON KK·Filed 2018·Granted Mar 19, 2019·2 cites·12 claims
- 1384US6610682B2Pharmaceutical compositions and methods for the treatment of arteriosclerosisSANKYO CO·Filed 2001·Granted Aug 26, 2003·21 cites·86 claims
- 1480US4785901ARack and pinion steering gear with electric power assistanceTOKAI TRW & CO·Filed 1987·Granted Nov 22, 1988·36 cites·2 claims
- 1579US9950887B2Sheet detecting device and image forming apparatusCANON KK·Filed 2016·Granted Apr 24, 2018·2 cites·8 claims
- 1677US7784942B2Fundus oculi observation device, a fundus oculi image display device and a fundus oculi image display methodTOPCON CORP·Filed 2007·Granted Aug 31, 2010·20 cites·15 claims
- 1774US9457170B2Balloon and balloon catheterTERUMO CORP·Filed 2012·Granted Oct 4, 2016·3 cites·18 claims
- 1872USD910147SElectromagnetic valveSMC CORP·Filed 2019·Granted Feb 9, 2021·12 cites·1 claims
- 1972USD910148SElectromagnetic valveSMC CORP·Filed 2019·Granted Feb 9, 2021·12 cites·1 claims
- 2072USD909538SElectromagnetic valveSMC CORP·Filed 2019·Granted Feb 2, 2021·12 cites·1 claims
- 2172USD909536SElectromagnetic valveSMC CORP·Filed 2019·Granted Feb 2, 2021·12 cites·1 claims
- 2272USD909537SElectromagnetic valveSMC CORP·Filed 2019·Granted Feb 2, 2021·12 cites·1 claims
- 2368USD946712SElectromagnetic valveSMC CORP·Filed 2019·Granted Mar 22, 2022·10 cites·1 claims
- 2468US4499964APower steering systemTOKAI TRW & CO·Filed 1982·Granted Feb 19, 1985·20 cites·8 claims
- 2565US4284054ALean air-fuel mixture attraction method and attraction electrode plug in engineTOKAI TRW & CO·Filed 1979·Granted Aug 18, 1981·15 cites·1 claims
- 2664US9713657B2Catheter balloon and balloon catheterTERUMO CORP·Filed 2014·Granted Jul 25, 2017·3 cites·18 claims
- 2763US7309126B2Eye characteristics measuring deviceTOPCON CORP·Filed 2001·Granted Dec 18, 2007·30 cites·15 claims
- 2863US4717331ASpinning nozzleNIPPON OIL CO LTD·Filed 1985·Granted Jan 5, 1988·14 cites·7 claims
- 2962US11198581B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2019·Granted Dec 14, 2021·0 cites·9 claims
- 3062US7677731B2Eye optical characteristic measuring apparatusTOPCON CORP·Filed 2007·Granted Mar 16, 2010·2 cites·17 claims
- 3160US6905209B2Optical characteristics measuring deviceTOPCON CORP·Filed 2001·Granted Jun 14, 2005·21 cites·26 claims
- 3259US12411450B2Image forming apparatusCANON KK·Filed 2024·Granted Sep 9, 2025·0 cites·14 claims
- 3359US8787815B2Sheet conveying apparatus and image forming apparatusMAEDA NAOYUKI·Filed 2012·Granted Jul 22, 2014·1 cites·12 claims
- 3458USD726882SResidual pressure exhaust valve spacerMAEDA NAOYUKI·Filed 2014·Granted Apr 14, 2015·10 cites·1 claims
- 3558US2023200748A1Program, information processing device, and information processing methodTERUMO CORP·Filed 2023·Application pending·0 cites
- 3657US7465049B2Portable ophthalmic apparatus and ophthalmic systemTOPCON CORP·Filed 2003·Granted Dec 16, 2008·15 cites·17 claims
- 3756US2022409120A1Information Processing Method, Computer Program, Information Processing Device, and Information Processing SystemTERUMO CORP·Filed 2022·Application pending·0 cites
- 3855US4644241ASingle phase to three phase signal converterTOKAI TRW & CO·Filed 1985·Granted Feb 17, 1987·16 cites·5 claims
- 3955US4417640AElectrically driven oil pressured power steering apparatusTOKAI TRW & CO·Filed 1981·Granted Nov 29, 1983·13 cites·16 claims
- 4054US12400742B2Program, information processing device, and information processing methodTERUMO CORP·Filed 2023·Granted Aug 26, 2025·0 cites·17 claims
- 4154US7258686B2Corneal surgery apparatusNIDEK KK·Filed 2004·Granted Aug 21, 2007·6 cites·2 claims
- 4254US4618809AApparatus for converting single-phase power to three-phase outputsTOKAI TRW & CO·Filed 1985·Granted Oct 21, 1986·15 cites·3 claims
- 4354US4109167ATransistor amplifier applying large output currents to a loadKAJI ISAMU·Filed 1976·Granted Aug 22, 1978·8 cites·9 claims
- 4452US7311402B2Eye optical characteristic measuring instrumentTOPCON CORP·Filed 2002·Granted Dec 25, 2007·7 cites·14 claims
- 4549US4850836AMelt spinning apparatusNIPPON OIL CO LTD·Filed 1988·Granted Jul 25, 1989·7 cites·4 claims
- 4647US7241012B2Ophthalmologic apparatusTOPCON CORP·Filed 2004·Granted Jul 10, 2007·5 cites·24 claims
- 4747US4979401AApparatus and method of detecting abnormal load of pressurizing apparatusTRW STEERING & IND PROD JAPAN·Filed 1989·Granted Dec 25, 1990·7 cites·24 claims
- 4847US4802544AElectric power steering apparatus having motor braking functionTOKAI TRW & CO·Filed 1987·Granted Feb 7, 1989·11 cites·2 claims
- 4945US10449338B2Catheter and method of manufacturing the sameTERUMO CORP·Filed 2017·Granted Oct 22, 2019·0 cites·12 claims
- 5045US4453615APower steering system for road vehiclesTOYO KOGYO CO·Filed 1982·Granted Jun 12, 1984·8 cites·7 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →