Inventor · disambiguated record
John F. Parker
Also filed as: PARKER JOHN · PARKER JOHN F · PARKER JOHN FREDERICK
36 granted patents·1 pending application·474 citations·filing 1975–2018
98Inventor score
Top patents by PatentIndex Score
37 records- 0193US8191368B2Variable geometry turbine with wastegateGARRETT STEPHEN·Filed 2010·Granted Jun 5, 2012·25 cites·38 claims
- 0287US9200567B2Compressor, turbine and turbochargerPARKER JOHN F·Filed 2010·Granted Dec 1, 2015·14 cites·20 claims
- 0387US8601812B2Variable geometry turbinePARKER JOHN FREDERICK·Filed 2011·Granted Dec 10, 2013·9 cites·15 claims
- 0487US6905316B2TurbineHOLSET ENGINEERING CO·Filed 2001·Granted Jun 14, 2005·27 cites·10 claims
- 0583US6652224B2Variable geometry turbineHOLSET ENGINEERING CO·Filed 2002·Granted Nov 25, 2003·22 cites·13 claims
- 0683US4655040AWastegate valve for internal combustion engine turbochargerHOLSET ENGINEERING CO·Filed 1985·Granted Apr 7, 1987·36 cites·12 claims
- 0783US4630445AWastegate valve for internal combustion engine turbochargerHOLSET ENGINEERING CO·Filed 1985·Granted Dec 23, 1986·47 cites·6 claims
- 0882US8172516B2Variable geometry turbinePARKER JOHN FREDERICK·Filed 2007·Granted May 8, 2012·25 cites·22 claims
- 0981US9624934B2Air cooling system for a turbocharger driven generatorCUMMINS LTD·Filed 2012·Granted Apr 18, 2017·5 cites·7 claims
- 1079US7207176B2Method of controlling the exhaust gas temperature for after-treatment systems on a diesel engine using a variable geometry turbineCUMMINS INC·Filed 2004·Granted Apr 24, 2007·32 cites·13 claims
- 1178US7810327B2Variable geometry turbineCUMMINS TURBO TECH LTD·Filed 2008·Granted Oct 12, 2010·16 cites·30 claims
- 1277US9234456B2TurbomachineCUMMINS LTD·Filed 2012·Granted Jan 12, 2016·5 cites·12 claims
- 1377US7658068B2Method of controlling the exhaust gas temperature for after-treatment systems on a diesel engine using a variable geometry turbineCUMMINS INC·Filed 2007·Granted Feb 9, 2010·14 cites·13 claims
- 1475US8291703B2Variable geometry turbineGARRETT STEPHEN EDWARD·Filed 2009·Granted Oct 23, 2012·15 cites·24 claims
- 1575US7475540B2Variable geometry turbineHOLSET ENGINEERING CO·Filed 2005·Granted Jan 13, 2009·14 cites·21 claims
- 1674US5522697ALoad reducing variable geometry turbineHOLSET ENGINEERING CO·Filed 1994·Granted Jun 4, 1996·44 cites·6 claims
- 1771US10612458B2TurbomachineCUMMINS LTD·Filed 2018·Granted Apr 7, 2020·1 cites·12 claims
- 1870US6931849B2Variable geometry turbineHOLSET ENGINEERING CO·Filed 2003·Granted Aug 23, 2005·27 cites·18 claims
- 1969US8684677B1TurbochargerMANN STUART J·Filed 2012·Granted Apr 1, 2014·7 cites·20 claims
- 2066US9689274B2Variable geometry turbineCUMMINS TURBO TECH LTD·Filed 2013·Granted Jun 27, 2017·2 cites·22 claims
- 2165US7930888B2Variable geometry turbineCUMMINS TURBO TECH LTD·Filed 2009·Granted Apr 26, 2011·7 cites·24 claims
- 2258US9366264B2Variable geometry turbineCUMMINS LTD·Filed 2012·Granted Jun 14, 2016·1 cites·20 claims
- 2358US8979485B2Variable geometry turbineBAKER GLENN L·Filed 2011·Granted Mar 17, 2015·3 cites·18 claims
- 2457US7628580B2Variable geometry turbineHOLSET ENGINEERING CO·Filed 2005·Granted Dec 8, 2009·6 cites·17 claims
- 2556US8608434B2Variable geometry turbineGARRETT STEPHEN·Filed 2009·Granted Dec 17, 2013·2 cites·8 claims
- 2654US7108481B2Variable geometry turbineHOLSET ENGINEERING CO·Filed 2003·Granted Sep 19, 2006·5 cites·11 claims
- 2752US10167774B2TurbomachineCUMMINS LTD·Filed 2015·Granted Jan 1, 2019·0 cites·17 claims
- 2852US4118596AConnector with perforable insulative liner and methods of fabricating sameWESTERN ELECTRIC CO·Filed 1976·Granted Oct 3, 1978·11 cites·10 claims
- 2951US10662806B2Compressor, turbine and turbochargerCUMMINS TURBO TECH LIMITED·Filed 2015·Granted May 26, 2020·0 cites·14 claims
- 3051US5941684AVariable geometry turbineHOLSET ENGINEERING CO·Filed 1998·Granted Aug 24, 1999·25 cites·7 claims
- 3149USD552497SVehicle wheel balancer weight trayHUNTER ENG CO·Filed 2005·Granted Oct 9, 2007·7 cites·1 claims
- 3248US2014227083A1Variable geometry turbineCUMMINS TURBO TECH LTD·Filed 2014·Application pending·0 cites
- 3341US9945286B2Variable geometry turbineCUMMINS LTD·Filed 2014·Granted Apr 17, 2018·0 cites·19 claims
- 3438US6776574B1Variable geometry turbineHOLSET ENGINEERING CO·Filed 1998·Granted Aug 17, 2004·13 cites·4 claims
- 3537US8784039B2Variable geometry turbinePARKER JOHN F·Filed 2009·Granted Jul 22, 2014·0 cites·9 claims
- 3637US4019250AMethods of fabricating a connector with a perforable insulative linerWESTERN ELECTRIC CO·Filed 1975·Granted Apr 26, 1977·7 cites·30 claims
- 3736US10570812B2Variable geometry turbineCUMMINS LTD·Filed 2015·Granted Feb 25, 2020·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →