Inventor · disambiguated record
Thomas Tsoi-Hei Ma
Also filed as: MA THOMAS · MA THOMAS T · MA THOMAS TSOI-HEI
27 granted patents·2 pending applications·780 citations·filing 1994–2017
97Inventor score
Top patents by PatentIndex Score
29 records- 0198US6023929AEngine with cylinder deactivationFORD GLOBAL TECH INC·Filed 1996·Granted Feb 15, 2000·270 cites·12 claims
- 0296US7076360B1Auto-ignition timing control and calibration methodMA THOMAS TSOI HEI·Filed 2005·Granted Jul 11, 2006·75 cites·33 claims
- 0392US6092512AInternal combustion engineFORD GLOBAL TECH INC·Filed 1997·Granted Jul 25, 2000·65 cites·22 claims
- 0487US6227151B1Gasoline internal combustion engineFORD GLOBAL TECH INC·Filed 1998·Granted May 8, 2001·45 cites·9 claims
- 0586US5765525AIntake system for an internal combustion engineFORD GLOBAL TECH INC·Filed 1995·Granted Jun 16, 1998·43 cites·22 claims
- 0681US5915354AStratified charge engineFORD GLOBAL TECH INC·Filed 1996·Granted Jun 29, 1999·34 cites·9 claims
- 0779US5727384AEngine management systemFORD GLOBAL TECH INC·Filed 1994·Granted Mar 17, 1998·30 cites·4 claims
- 0877US5791302AEngine with variable compression ratioFORD GLOBAL TECH INC·Filed 1995·Granted Aug 11, 1998·29 cites·3 claims
- 0976US6305364B1Internal combustion engine and operation thereofFORD GLOBAL TECH INC·Filed 2000·Granted Oct 23, 2001·32 cites·20 claims
- 1066US6681751B1Engine with controlled auto-ignitionFORD GLOBAL TECH LLC·Filed 2002·Granted Jan 27, 2004·13 cites·7 claims
- 1164US6085712AStratified charge engineFORD GLOBAL TECH INC·Filed 1996·Granted Jul 11, 2000·22 cites·21 claims
- 1263US7380525B2Method of operating an internal combustion engineUNIV BRUNEL·Filed 2005·Granted Jun 3, 2008·6 cites·10 claims
- 1361US6308682B1Gasoline internal combustion engineFORD GLOBAL TECH INC·Filed 1998·Granted Oct 30, 2001·17 cites·7 claims
- 1460US6167865B1Intake system for an internal combustion engineFORD GLOBAL TECH INC·Filed 1997·Granted Jan 2, 2001·19 cites·21 claims
- 1559US6014959AEngine with EGR management systemFORD GLOBAL TECH INC·Filed 1997·Granted Jan 18, 2000·18 cites·20 claims
- 1655US8584644B2Engine for an air hybrid vehicleMA THOMAS TSOI-HEI·Filed 2009·Granted Nov 19, 2013·3 cites·6 claims
- 1752US10066587B2Methods and systems for a variable volume engine intake systemFORD GLOBAL TECH LLC·Filed 2017·Granted Sep 4, 2018·0 cites·20 claims
- 1849US10132407B2Method of adjusting a gear lever neutral positionFORD GLOBAL TECH LLC·Filed 2017·Granted Nov 20, 2018·0 cites·16 claims
- 1948US6073600AStratified charged engineFORD GLOBAL TECH INC·Filed 1996·Granted Jun 13, 2000·11 cites·16 claims
- 2044US6311649B1Internal combustion gasoline engineFORD GLOBAL TECH INC·Filed 1997·Granted Nov 6, 2001·10 cites·7 claims
- 2144US2010314186A1Air hybrid vehicleMA THOMAS TSOI-HEI·Filed 2009·Application pending·0 cites
- 2240US9032912B2Air connector for an internal combustion engineMA THOMAS·Filed 2011·Granted May 19, 2015·0 cites·7 claims
- 2340US5685144AOperation of an internal combustion engineFORD GLOBAL TECH INC·Filed 1994·Granted Nov 11, 1997·13 cites·5 claims
- 2438US6267937B1Heating of a storage trapFORD GLOBAL TECH INC·Filed 1998·Granted Jul 31, 2001·7 cites·5 claims
- 2536US5666928ACompressed gas supplyFORD GLOBAL TECH INC·Filed 1995·Granted Sep 16, 1997·5 cites·6 claims
- 2635US6158414AMode control for lean burn enginesFORD GLOBAL TECH INC·Filed 1997·Granted Dec 12, 2000·5 cites·13 claims
- 2733US5655364AControl system for an internal combustion engineFiled 1994·Granted Aug 12, 1997·7 cites·5 claims
- 2830US5870998AMixture preparation in a spark ignited engineFORD GLOBAL TECH INC·Filed 1996·Granted Feb 16, 1999·1 cites·3 claims
- 2930US2017088091A1Deployable pedestrian safety device for vehiclesFORD GLOBAL TECH LLC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →