Inventor · disambiguated record
Hiroaki Maeda
Also filed as: MAEDA HIROAKI · MIZUNO KIYOFUMI · MIZUNO KIYOHUMI
47 granted patents·4 pending applications·808 citations·filing 1973–2023
98Inventor score
Files withAISIN SEIKI22FUJITSU LTD10NIPPON TELEGRAPH & TELEPHONE5KAWASAKI HEAVY IND LTD2TORIMOTO HIDEYUKI2
Top patents by PatentIndex Score
51 records- 0196US11643174B2Small planing watercraft with imaging deviceKAWASAKI HEAVY IND LTD·Filed 2020·Granted May 9, 2023·5 cites·15 claims
- 0296US4261229AAutomatic speed ratio control system for stepless transmission of automotive vehiclesAISIN SEIKI·Filed 1978·Granted Apr 14, 1981·67 cites·6 claims
- 0395US3969958AOutput split type hydrostatic transmissionAISIN SEIKI·Filed 1974·Granted Jul 20, 1976·69 cites·17 claims
- 0494US7456688B2Signal extraction circuit and distortion-compensated amplifier incorporating the sameFUJITSU LTD·Filed 2007·Granted Nov 25, 2008·37 cites·13 claims
- 0593US11319034B1Personal watercraftKAWASAKI HEAVY IND LTD·Filed 2020·Granted May 3, 2022·4 cites·13 claims
- 0693US8558616B2Amplifying apparatusSHIZAWA YOSHINOBU·Filed 2011·Granted Oct 15, 2013·70 cites·3 claims
- 0792US8364101B2Amplifying device and transmitter apparatusFUJITSU LTD·Filed 2010·Granted Jan 29, 2013·25 cites·8 claims
- 0891US7786797B2Amplifying apparatusFUJITSU LTD·Filed 2009·Granted Aug 31, 2010·24 cites·11 claims
- 0988US4253347AAutomatic speed ratio control system for stepless transmission of automotive vehiclesAISIN SEIKI·Filed 1978·Granted Mar 3, 1981·42 cites·5 claims
- 1085US9091969B2Electrophotographic image forming apparatusYOSHIDA RYUJI·Filed 2014·Granted Jul 28, 2015·4 cites·25 claims
- 1185US8320799B2Recycling image forming apparatusYOSHIDA RYUJI·Filed 2010·Granted Nov 27, 2012·4 cites·7 claims
- 1283US5637048APower train deviceAISIN SEIKI·Filed 1995·Granted Jun 10, 1997·71 cites·12 claims
- 1382US11863584B2Infection spread attack detection device, attack origin specification method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 2, 2024·4 cites·13 claims
- 1481US4220059ASpeed ratio control system for stepless transmission of vehiclesAISIN SEIKI·Filed 1978·Granted Sep 2, 1980·29 cites·6 claims
- 1578US6074321ATransaxle assemblyAISIN SEIKI·Filed 1998·Granted Jun 13, 2000·53 cites·18 claims
- 1678US4170153AHydromechanical transmissionAISIN SEIKI·Filed 1977·Granted Oct 9, 1979·26 cites·3 claims
- 1777US4368653AHydromechanical transmissionAISIN SEIKI·Filed 1979·Granted Jan 18, 1983·26 cites·5 claims
- 1877US4232568AOutput split-type mechanical and hydraulic transmissionAISIN SEIKI·Filed 1977·Granted Nov 11, 1980·24 cites·25 claims
- 1973US8618978B2Position information providing system indoor transmitter and method for providing position informationTORIMOTO HIDEYUKI·Filed 2008·Granted Dec 31, 2013·15 cites·12 claims
- 2068US11577519B2Liquid discharge device, image forming apparatus incorporating the liquid discharge device, and method of supplying liquidRICOH CO LTD·Filed 2021·Granted Feb 14, 2023·0 cites·12 claims
- 2168US4131035AHydromechanical transmissionAISIN SEIKI·Filed 1977·Granted Dec 26, 1978·18 cites·7 claims
- 2266US4229998AAutomatic speed ratio control system for stepless transmission of automotive vehiclesAISIN SEIKI·Filed 1978·Granted Oct 28, 1980·17 cites·3 claims
- 2365US3978772APiston shoe for fluid pressure pump motorAISIN SEIKI·Filed 1974·Granted Sep 7, 1976·17 cites·6 claims
- 2462US7080445B2Method for connecting printed circuit boards and connected printed circuit boardsDENSO CORP·Filed 2002·Granted Jul 25, 2006·11 cites·21 claims
- 2562US5720375ACoupling device for use in differential gear devicesAISIN SEIKI·Filed 1996·Granted Feb 24, 1998·29 cites·18 claims
- 2661US5813506ADirect-coupled clutch for torque converterAISIN SEIKI·Filed 1996·Granted Sep 29, 1998·18 cites·24 claims
- 2759US9231626B2Wireless communication apparatus, Doherty amplifier, and method for controlling wireless communicationFUJITSU LTD·Filed 2013·Granted Jan 5, 2016·1 cites·20 claims
- 2858US3943715AServo mechanismAISIN SEIKI·Filed 1973·Granted Mar 16, 1976·14 cites·8 claims
- 2956US5139122ATorque converter including a lock-up clutchAISIN SEIKI·Filed 1991·Granted Aug 18, 1992·16 cites·1 claims
- 3055US7456687B2Amplifier unit and method of detecting failure in the sameFUJITSU LTD·Filed 2007·Granted Nov 25, 2008·3 cites·4 claims
- 3154US8022763B2Amplifier failure detection apparatusFUJITSU LTD·Filed 2007·Granted Sep 20, 2011·3 cites·7 claims
- 3253US4254672AControl system for a stepless variable speed transmissionAISIN SEIKI·Filed 1979·Granted Mar 10, 1981·11 cites·6 claims
- 3352US8680921B2Amplifying apparatus, transmitter, and amplifying apparatus control methodHONDA HIROTAKE·Filed 2012·Granted Mar 25, 2014·2 cites·7 claims
- 3450US2025350564A1Control apparatus, control method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2023·Application pending·0 cites
- 3549US4885960AControl system for automatic transmissionAISIN SEIKI·Filed 1988·Granted Dec 12, 1989·10 cites·4 claims
- 3646US12358012B2Injection device and injection methodMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jul 15, 2025·0 cites·18 claims
- 3745US11895146B2Infection-spreading attack detection system and method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 6, 2024·0 cites·18 claims
- 3845US11394744B2DDOS-handling device, DDOS-handling method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 19, 2022·0 cites·9 claims
- 3944US11876831B2DDoS coping apparatus, DDoS coping method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 16, 2024·0 cites·12 claims
- 4044US4860873ALubricating system for friction engaging means in transmissionAISIN SEIKI·Filed 1988·Granted Aug 29, 1989·7 cites·31 claims
- 4143US5560914AImmunopotentiator and method of manufacturing the sameDAIWA PHARMACEUTICAL CO LTD·Filed 1995·Granted Oct 1, 1996·15 cites·3 claims
- 4242US4184385AOutput split-type mechanical and hydraulic transmissionAISIN SEIKI·Filed 1977·Granted Jan 22, 1980·7 cites·40 claims
- 4341US9590827B2Distortion compensation apparatus, wireless communication system, and distortion compensation methodFUJITSU LTD·Filed 2014·Granted Mar 7, 2017·0 cites·15 claims
- 4439US9590802B2Navigation signal transmitter and method for generating navigation signalTORIMOTO HIDEYUKI·Filed 2011·Granted Mar 7, 2017·0 cites·19 claims
- 4537US6161672AShift-locking device for a vehicle transmissionAISIN SEIKI·Filed 1999·Granted Dec 19, 2000·6 cites·20 claims
- 4635US8909112B2Image forming apparatus having support members with predetermined electric potentialsTAKAHASHI TOMOKO·Filed 2010·Granted Dec 9, 2014·0 cites·8 claims
- 4735US4706549AOil pressure control system for power transmissionsAISIN SEIKI·Filed 1986·Granted Nov 17, 1987·4 cites·5 claims
- 4835US2009243626A1Amplification apparatus and amplifier failure detecting methodFUJITSU LTD·Filed 2009·Application pending·0 cites
- 4935US2014010330A1Transmission device and transmission methodFUJITSU LTD·Filed 2013·Application pending·0 cites
- 5031US8406660B2Image forming apparatus including counter-rotating developing rollers and controlling methodHOKKYOH TOMONARI·Filed 2010·Granted Mar 26, 2013·0 cites·9 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hiroaki Maeda files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →