Inventor · disambiguated record
Li Chen
Also filed as: CHEN LI · CHEN LI-WU
18 granted patents·366 citations·filing 1991–2021
94Inventor score
Files withBALLARD POWER SYSTEMS5ALLEN BRADLEY CO3HONEYWELL INT INC3MGI TECH CO LTD2ECOSTAR ELECTRIC DRIVE SYSTEMS LLC1
Top patents by PatentIndex Score
18 records- 0193US6388419B1Motor control systemFORD GLOBAL TECH INC·Filed 2000·Granted May 14, 2002·80 cites·18 claims
- 0285US6936991B2Method and apparatus for motor controlBALLARD POWER SYSTEMS·Filed 2003·Granted Aug 30, 2005·41 cites·30 claims
- 0382US5565753AMethod and apparatus for current rebalance in induction motorALLEN BRADLEY CO·Filed 1994·Granted Oct 15, 1996·49 cites·13 claims
- 0480US6630809B2System and method for induction motor controlBALLARD POWER SYSTEMS·Filed 2001·Granted Oct 7, 2003·26 cites·27 claims
- 0578US6366049B1Motor starter and speed controller systemECOSTAR ELECTRIC DRIVE SYSTEMS LLC·Filed 2000·Granted Apr 2, 2002·27 cites·8 claims
- 0672US6815925B2Systems and methods for electric motor controlBALLARD POWER SYSTEMS·Filed 2002·Granted Nov 9, 2004·34 cites·25 claims
- 0771US6844701B2Overmodulation systems and methods for induction motor controlBALLARD POWER SYSTEMS·Filed 2003·Granted Jan 18, 2005·17 cites·15 claims
- 0869US5153489AElectric current measurement apparatus for a solid state motor controllerUNSWORTH PETER J·Filed 1991·Granted Oct 6, 1992·32 cites·20 claims
- 0964US10954559B2Bubble-shaped adaptor element and method of constructing sequencing library with bubble-shaped adaptor elementMGI TECH CO LTD·Filed 2014·Granted Mar 23, 2021·0 cites·10 claims
- 1062US11827933B2Bubble-shaped adaptor element and method of constructing sequencing library with bubble-shaped adaptor elementMGI TECH CO LTD·Filed 2021·Granted Nov 28, 2023·0 cites·20 claims
- 1162US6707270B2System and method for induction motor controlBALLARD POWER SYSTEMS·Filed 2001·Granted Mar 16, 2004·13 cites·24 claims
- 1258US5473241AMethod and apparatus for RMS measurements in induction motor without samplingALLEN BRADLEY CO·Filed 1994·Granted Dec 5, 1995·19 cites·17 claims
- 1356US10356929B1Hardware adapter deviceHONEYWELL INT INC·Filed 2018·Granted Jul 16, 2019·0 cites·16 claims
- 1453US10631428B2Hardware adapter deviceHONEYWELL INT INC·Filed 2019·Granted Apr 21, 2020·0 cites·18 claims
- 1553US6062886AWaterproof AC power supply socketFiled 1999·Granted May 16, 2000·15 cites·9 claims
- 1652US11828481B2Building controller with adaptable mountHONEYWELL INT INC·Filed 2020·Granted Nov 28, 2023·0 cites·13 claims
- 1747US5637976AMethod and apparatus for RMS current measurement in induction motors without a current transformerALLEN BRADLEY CO·Filed 1995·Granted Jun 10, 1997·13 cites·24 claims
- 1836US10120827B2Communication system with serial ports for automatically identifying device types and communication protocols and method thereofVIEWMOVE TECH INC·Filed 2016·Granted Nov 6, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →