Inventor · disambiguated record
Hiroo Fuma
Also filed as: FUMA HIROO
10 granted patents·1 pending application·1,025 citations·filing 1995–2015
92Inventor score
Top patents by PatentIndex Score
11 records- 0198US5976936ASilicon carbide semiconductor deviceDENSO CORP·Filed 1997·Granted Nov 2, 1999·275 cites·10 claims
- 0297US6020600ASilicon carbide semiconductor device with trenchNIPPON DENSO CO·Filed 1997·Granted Feb 1, 2000·211 cites·13 claims
- 0397US5915180AProcess for producing a semiconductor device having a single thermal oxidizing stepDENSO CORP·Filed 1995·Granted Jun 22, 1999·217 cites·13 claims
- 0495US6133587ASilicon carbide semiconductor device and process for manufacturing sameDENSO CORP·Filed 1998·Granted Oct 17, 2000·156 cites·7 claims
- 0593US5744826ASilicon carbide semiconductor device and process for its productionDENSO CORP·Filed 1997·Granted Apr 28, 1998·123 cites·4 claims
- 0688US8384236B2Vehicle mounted converterTOYOTA CHUO KENKYUSHO KK·Filed 2010·Granted Feb 26, 2013·7 cites·3 claims
- 0778US7649292B2Rotating electrical machine and hybrid drive unit provided with the sameTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Jan 19, 2010·14 cites·10 claims
- 0867US6956341B2Motor driving control deviceTOYOTA MOTOR CO LTD·Filed 2003·Granted Oct 18, 2005·15 cites·10 claims
- 0959US7847604B2Driving circuit for power semiconductor element including controlling circuit that provides control when detected voltage reaches predetermined voltageTOYOTA MOTOR CO LTD·Filed 2008·Granted Dec 7, 2010·3 cites·9 claims
- 1052US8610414B2Vehicle-mounted multi-phase converter and design method thereofFUMA HIROO·Filed 2009·Granted Dec 17, 2013·4 cites·3 claims
- 1132US2015280582A1Resonance dc/dc converterTOYOTA JIDOSHOKKI KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →