Inventor · disambiguated record
Ryoji Oki
Also filed as: OKI RYOJI
11 granted patents·1 pending application·378 citations·filing 1993–2011
92Inventor score
Top patents by PatentIndex Score
12 records- 0195US8039976B2Power supply control apparatus and method for hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2007·Granted Oct 18, 2011·45 cites·8 claims
- 0291US5285862APower supply system for hybrid vehiclesTOYOTA MOTOR CO LTD·Filed 1993·Granted Feb 15, 1994·96 cites·7 claims
- 0388US7164253B2Motor drive control apparatusTOYOTA MOTOR CO LTD·Filed 2002·Granted Jan 16, 2007·42 cites·17 claims
- 0486US7594491B2Internal combustion engine start controllerTOYOTA MOTOR CO LTD·Filed 2007·Granted Sep 29, 2009·21 cites·15 claims
- 0584US8648571B2Electric-powered vehicle, method for estimating state of charge, and computer-readable storage medium having program stored therein for causing computer to execute method for estimating state of chargeOKI RYOJI·Filed 2008·Granted Feb 11, 2014·10 cites·14 claims
- 0684US6917179B2Load driver and control method for safely driving DC load and computer-readable recording medium with program recorded thereon for allowing computer to execute the controlTOYOTA MOTOR CO LTD·Filed 2002·Granted Jul 12, 2005·53 cites·43 claims
- 0778US7102903B2Drive apparatus, control method for the drive apparatus, storage medium storing a program controlling the drive apparatus, and power output apparatusTOYOTA MOTOR CO LTD·Filed 2002·Granted Sep 5, 2006·40 cites·14 claims
- 0872US7120037B2Power outputting device and vehicle mounting it, control method, storing medium and program for the power outputting device, drive device and vehicle mounting it, and, control method, storing medium and program for the drive deviceTOYOTA MOTOR CO LTD·Filed 2001·Granted Oct 10, 2006·35 cites·38 claims
- 0969USRE41303ELoad driver and control method for safely driving DC load and computer-readable recording medium with program recorded thereon for allowing computer to execute the controlTOYOTA MOTOR CO LTD·Filed 2006·Granted May 4, 2010·9 cites·53 claims
- 1068US9337681B2Power source system, vehicle including same, and method for controlling power source systemSUGIYAMA YOSHINOBU·Filed 2011·Granted May 10, 2016·3 cites·10 claims
- 1165US7847499B2Electric load apparatus, electric load controlling method and computer readable recording medium recording program for causing computer to execute control of electric loadTOYOTA MOTOR CO LTD·Filed 2002·Granted Dec 7, 2010·24 cites·35 claims
- 1242US2014191720A1Charging system and charging control method of electric powered vehicleSUGIYAMA YOSHINOBU·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →