Inventor · disambiguated record
Hiroyuki Tamagawa
Also filed as: TAMAGAWA HIROYUKI
7 granted patents·192 citations·filing 1992–2013
86Inventor score
Top patents by PatentIndex Score
7 records- 0190US5238286AInstrument panel structure for an automotive vehicleMAZDA MOTOR·Filed 1992·Granted Aug 24, 1993·101 cites·22 claims
- 0282US6724166B2Apparatus for reducing motor driving noise and method for generating motor driving noise reducing signalRENESAS TECH CORP·Filed 2002·Granted Apr 20, 2004·31 cites·4 claims
- 0381US6806663B2Motor driving circuitRENESAS TECH CORP·Filed 2003·Granted Oct 19, 2004·29 cites·9 claims
- 0478US7106013B2Motor drive apparatus driving 3-phase brushless motor without using hall sensorRENESAS TECH CORP·Filed 2006·Granted Sep 12, 2006·12 cites·5 claims
- 0558US5874817AMotor driving circuit for a three-phase brushless motorMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Feb 23, 1999·15 cites·18 claims
- 0650US9238493B2Method of installing instrument panel module to vehicleMAZDA MOTOR·Filed 2013·Granted Jan 19, 2016·1 cites·16 claims
- 0730US6101112AIC output circuit based on a pulse width modulating systemMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Aug 8, 2000·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →