Inventor

FUMA HIROO

JP10 patents

⚠️ This page may combine multiple inventors who share the name “FUMA HIROO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DENSO CORP

4 patents

US6133587AOct 17, 2000

Silicon carbide semiconductor device and process for manufacturing same

DENSO CORP156 citations99

US5915180AJun 22, 1999

Process for producing a semiconductor device having a single thermal oxidizing step

DENSO CORP217 citations99

US5976936ANov 2, 1999

Silicon carbide semiconductor device

DENSO CORP275 citations98

US5744826AApr 28, 1998

Silicon carbide semiconductor device and process for its production

DENSO CORP123 citations98

TOYOTA CHUO KENKYUSHO KK

2 patents

US8384236B2Feb 26, 2013

Vehicle mounted converter

TOYOTA CHUO KENKYUSHO KK7 citations84

US7649292B2Jan 19, 2010

Rotating electrical machine and hybrid drive unit provided with the same

TOYOTA CHUO KENKYUSHO KK14 citations83

TOYOTA MOTOR CO LTD

2 patents

US6956341B2Oct 18, 2005

Motor driving control device

TOYOTA MOTOR CO LTD15 citations84

US7847604B2Dec 7, 2010

Driving circuit for power semiconductor element including controlling circuit that provides control when detected voltage reaches predetermined voltage

TOYOTA MOTOR CO LTD3 citations62

NIPPON DENSO CO

1 patent

US6020600AFeb 1, 2000

Silicon carbide semiconductor device with trench

NIPPON DENSO CO211 citations98

FUMA HIROO

1 patent

US8610414B2Dec 17, 2013

Vehicle-mounted multi-phase converter and design method thereof

FUMA HIROO4 citations57