Inventor · disambiguated record
Masahiro Fukuta
Also filed as: FUKUTA MASAHIRO
15 granted patents·7 pending applications·95 citations·filing 1985–2024
90Inventor score
Files withHITACHI HIGH TECH CORP10AISIN SEIKI3FUKUTA MASAHIRO3HONDA MOTOR CO LTD3MITSUBISHI ELECTRIC CORP3
Top patents by PatentIndex Score
22 records- 0180US11990311B2Charged particle source and charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2023·Granted May 21, 2024·0 cites·16 claims
- 0278US9577276B2Fuel cell membrane electrode assemblyHONDA MOTOR CO LTD·Filed 2013·Granted Feb 21, 2017·2 cites·8 claims
- 0375US8993190B2Fuel cell unit and fuel cellFUKUTA MASAHIRO·Filed 2012·Granted Mar 31, 2015·2 cites·16 claims
- 0474US10593965B2Method and apparatus for manufacturing resin-framed membrane electrode assemblyHONDA MOTOR CO LTD·Filed 2016·Granted Mar 17, 2020·1 cites·10 claims
- 0573US5031663APressure control valve deviceAISIN SEIKI·Filed 1990·Granted Jul 16, 1991·34 cites·2 claims
- 0663US7658268B2Control device without a speed sensor for controlling speed of a rotating machine driving an elevatorMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Feb 9, 2010·11 cites·13 claims
- 0762US2025022676A1Electron beam device including schottky emitter and method of operating schottky emitterHITACHI HIGH TECH CORP·Filed 2024·Application pending·0 cites
- 0861US11651929B2Charged particle source and charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2018·Granted May 16, 2023·0 cites·11 claims
- 0961US5044907ARotor device having inner rotor and driven outer rotorAISIN SEIKI·Filed 1990·Granted Sep 3, 1991·21 cites·10 claims
- 1061US2024212966A1Charged Particle Gun and Charged Particle Beam ApparatusHITACHI HIGH TECH CORP·Filed 2023·Application pending·0 cites
- 1158US12469664B2Charged particle gun and charged particle beam systemHITACHI HIGH TECH CORP·Filed 2020·Granted Nov 11, 2025·0 cites·14 claims
- 1257US7423401B2AC rotary machine constant measuring apparatus for measuring constants of stationary AC rotary machineMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Sep 9, 2008·11 cites·20 claims
- 1355US2025316438A1Field emission electron source, method of producing same, and electron beam device using sameHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 1453US2025385065A1Charged Particle Source, Charged Particle Gun, and Charged Particle Beam DeviceHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 1549US7408322B2Device for determining constant of rotating machineMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Aug 5, 2008·4 cites·6 claims
- 1649US2023343549A1Charged Particle Beam Device and Specimen Observation MethodHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
- 1747US11201033B2Charged particle beam device and electrostatic lensHITACHI HIGH TECH CORP·Filed 2019·Granted Dec 14, 2021·0 cites·28 claims
- 1845US4666385ARoots type blowerAISIN SEIKI·Filed 1985·Granted May 19, 1987·9 cites·6 claims
- 1942US9240609B2Fuel cell and apparatus for producing fuel cellFUKUTA MASAHIRO·Filed 2012·Granted Jan 19, 2016·0 cites·7 claims
- 2041US2022199349A1Electron source and charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2019·Application pending·0 cites
- 2139US8728683B2Fuel cellFUKUTA MASAHIRO·Filed 2010·Granted May 20, 2014·0 cites·9 claims
- 2236US2015380746A1Fuel cell and method of producing the fuel cellHONDA MOTOR CO LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masahiro Fukuta 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 →