Inventor · disambiguated record
Doug D. Deng
Also filed as: DENG DOUG · DENG DOUG D
15 granted patents·805 citations·filing 1995–2002
95Inventor score
Files withFORD MOTOR CO6BALLARD POWER SYSTEMS4FORD GLOBAL TECH INC4ECOSTAR ELECTRIC DRIVE SYSTEMS LLC1
Top patents by PatentIndex Score
15 records- 0196US6603672B1Power converter systemBALLARD POWER SYSTEMS·Filed 2000·Granted Aug 5, 2003·272 cites·7 claims
- 0295US6239997B1System for connecting and synchronizing a supplemental power source to a power gridFORD MOTOR CO·Filed 2000·Granted May 29, 2001·117 cites·17 claims
- 0391US5739664AInduction motor drive controllerFORD GLOBAL TECH INC·Filed 1996·Granted Apr 14, 1998·153 cites·14 claims
- 0483US5552977AThree phase inverter circuit with improved transition from SVPWM to six step operationFORD MOTOR CO·Filed 1995·Granted Sep 3, 1996·72 cites·5 claims
- 0575US6714424B2Dead-time compensation with narrow pulse elimination in solid- state switch devicesBALLARD POWER SYSTEMS·Filed 2002·Granted Mar 30, 2004·32 cites·20 claims
- 0661US6169679B1Method and system for synchronizing the phase angles of parallel connected invertersFORD MOTOR CO·Filed 2000·Granted Jan 2, 2001·16 cites·12 claims
- 0759US6919650B2Hybrid synchronization phase angle generation methodBALLARD POWER SYSTEMS·Filed 2002·Granted Jul 19, 2005·13 cites·50 claims
- 0857US6362988B1System and method for synchronizing the phase angle for an AC power source in parallel operation with a gridFORD GLOBAL TECH INC·Filed 2000·Granted Mar 26, 2002·13 cites·18 claims
- 0956US6178103B1Method and circuit for synchronizing parallel voltage source invertersFORD GLOBAL TECH INC·Filed 2000·Granted Jan 23, 2001·13 cites·19 claims
- 1056US5994859ATorsional oscillation compensation in the drivetrain of a motor vehicleFORD MOTOR CO·Filed 1997·Granted Nov 30, 1999·34 cites·2 claims
- 1155US6583996B2Method and system for detecting a negative sequence for three phase grid-connected inverter systemsBALLARD POWER SYSTEMS·Filed 2001·Granted Jun 24, 2003·10 cites·27 claims
- 1249US5821720ABacklash elimination in the drivetrain of an electric vehicleFORD MOTOR CO·Filed 1997·Granted Oct 13, 1998·19 cites·13 claims
- 1346US6246343B1Increment encoder failure detectionFORD GLOBAL TECH INC·Filed 1999·Granted Jun 12, 2001·11 cites·14 claims
- 1442US6047787AVoltage control method for an electric motor control systemECOSTAR ELECTRIC DRIVE SYSTEMS LLC·Filed 1998·Granted Apr 11, 2000·21 cites·12 claims
- 1537US5627446AInduction motor control methodFORD MOTOR CO·Filed 1995·Granted May 6, 1997·9 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →