Inventor · disambiguated record
John B. Heywood
Also filed as: HEYWOOD JOHN · HEYWOOD JOHN B
46 granted patents·21 pending applications·1,245 citations·filing 2001–2022
99Inventor score
Files withMASSACHUSETTS INST TECHNOLOGY38ETHANOL BOOSTING SYSTEMS LLC9BROMBERG LESLIE8COHN DANIEL R7FORD GLOBAL TECH LLC2
Top patents by PatentIndex Score
67 records- 0199US10221783B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2018·Granted Mar 5, 2019·15 cites·20 claims
- 0299US9810166B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2017·Granted Nov 7, 2017·12 cites·30 claims
- 0399US9708965B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2015·Granted Jul 18, 2017·16 cites·21 claims
- 0499US8146568B2Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2011·Granted Apr 3, 2012·34 cites·18 claims
- 0599US8069839B2Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2011·Granted Dec 6, 2011·25 cites·20 claims
- 0699US7444987B2Fuel management system for variable anti-knock agent octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2005·Granted Nov 4, 2008·87 cites·4 claims
- 0799US7225787B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2005·Granted Jun 5, 2007·208 cites·9 claims
- 0898US10619580B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2019·Granted Apr 14, 2020·7 cites·31 claims
- 0998US10344689B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2018·Granted Jul 9, 2019·8 cites·22 claims
- 1098US10138826B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2017·Granted Nov 27, 2018·10 cites·33 claims
- 1198US9695784B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2015·Granted Jul 4, 2017·11 cites·34 claims
- 1298US9255519B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2014·Granted Feb 9, 2016·13 cites·31 claims
- 1398US8857410B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2014·Granted Oct 14, 2014·16 cites·29 claims
- 1498US8733321B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2013·Granted May 27, 2014·18 cites·23 claims
- 1598US8707913B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2013·Granted Apr 29, 2014·13 cites·17 claims
- 1698US8522746B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2012·Granted Sep 3, 2013·13 cites·4 claims
- 1798US8468983B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesCOHN DANIEL R·Filed 2010·Granted Jun 25, 2013·19 cites·6 claims
- 1898US8302580B2Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2012·Granted Nov 6, 2012·17 cites·10 claims
- 1998US8276565B2Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2012·Granted Oct 2, 2012·17 cites·8 claims
- 2098US8171915B2Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2010·Granted May 8, 2012·16 cites·13 claims
- 2198US7971572B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2010·Granted Jul 5, 2011·17 cites·24 claims
- 2298US7841325B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2009·Granted Nov 30, 2010·23 cites·13 claims
- 2398US7762233B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2008·Granted Jul 27, 2010·30 cites·32 claims
- 2498US7740004B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2007·Granted Jun 22, 2010·35 cites·25 claims
- 2598US7640915B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2007·Granted Jan 5, 2010·38 cites·25 claims
- 2698US7314033B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2004·Granted Jan 1, 2008·78 cites·4 claims
- 2798US6655324B2High compression ratio, hydrogen enhanced gasoline engine systemMASSACHUSETTS INST TECHNOLOGY·Filed 2001·Granted Dec 2, 2003·93 cites·42 claims
- 2897US7640913B2Single nozzle injection of gasoline and anti-knock fuelETHANOL BOOSTING SYSTEMS LLC·Filed 2007·Granted Jan 5, 2010·62 cites·11 claims
- 2997US7461628B2Multiple combustion mode engine using direct alcohol injectionFORD GLOBAL TECH LLC·Filed 2006·Granted Dec 9, 2008·75 cites·20 claims
- 3096US10781760B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2020·Granted Sep 22, 2020·5 cites·33 claims
- 3194US11053870B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2020·Granted Jul 6, 2021·3 cites·33 claims
- 3294US8353269B2Spark ignition engine that uses intake port injection of alcohol to extend knock limitsMASSACHUSETTS INST TECHNOLOGY·Filed 2010·Granted Jan 15, 2013·33 cites·21 claims
- 3394US7726265B2Fuel tank system for direct ethanol injection octane boosted gasoline engineETHANOL BOOSTING SYSTEMS LLC·Filed 2007·Granted Jun 1, 2010·34 cites·15 claims
- 3493US8082735B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesBROMBERG LESLIE·Filed 2008·Granted Dec 27, 2011·20 cites·2 claims
- 3592US11168625B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2021·Granted Nov 9, 2021·2 cites·25 claims
- 3691US11067012B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2021·Granted Jul 20, 2021·2 cites·33 claims
- 3791US7681554B2Approach for reducing injector fouling and thermal degradation for a multi-injector engine systemFORD GLOBAL TECH LLC·Filed 2007·Granted Mar 23, 2010·28 cites·23 claims
- 3890US8997711B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2013·Granted Apr 7, 2015·3 cites·36 claims
- 3990US7703446B2Single nozzle direct injection system for rapidly variable gasoline/anti-knock agents mixturesETHANOL BOOSTING SYSTEMS LLC·Filed 2007·Granted Apr 27, 2010·23 cites·33 claims
- 4090US7028644B2High compression ratio, hydrogen enhanced engine systemMASSACHUSETTS INST TECHNOLOGY·Filed 2003·Granted Apr 18, 2006·33 cites·17 claims
- 4189US7637250B2Gasoline engine system using variable direct ethanol injection and engine shutdownETHANOL BOOSTING SYSTEMS LLC·Filed 2007·Granted Dec 29, 2009·16 cites·18 claims
- 4288US11359559B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2021·Granted Jun 14, 2022·1 cites·21 claims
- 4382US11643985B2Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2022·Granted May 9, 2023·0 cites·20 claims
- 4475US2019153968A1Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2019·Application pending·0 cites
- 4574US10711712B2Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2019·Granted Jul 14, 2020·0 cites·32 claims
- 4673US2020300186A1Fuel management system for variable ethanol octane enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2020·Application pending·0 cites
- 4772US7290522B2High compression ratio, high power density homogeneous charge compression ignition engines using hydrogen and carbon monoxide to enhance auto-ignition resistanceMASSCHUSETTS INST OF TECHNOLOG·Filed 2004·Granted Nov 6, 2007·16 cites·21 claims
- 4870US2017191430A1Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2017·Application pending·0 cites
- 4965US2012312284A1Fuel management system for variable ethanol octane enhancement of gasoline enginesCOHN DANIEL R·Filed 2012·Application pending·0 cites
- 5061US2014261345A1Optimized fuel management system for direct injection ethanol enhancement of gasoline enginesMASSACHUSETTS INST TECHNOLOGY·Filed 2014·Application pending·0 cites
Showing the top 50 of 67 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →