Inventor · disambiguated record
John Jerl Purcell, Iii
Also filed as: PURCELL III JOHN JERL · PURCELL JOHN · PURCELL JOHN J · PURCELL JOHN JERL
27 granted patents·5 pending applications·237 citations·filing 1990–2025
96Inventor score
Files withCUMMINS INC17CUMMINS ENGINE CO LTD6CUMMINS ENGINE CO INC5CUMMINS IP INC3ROTHSCHILD JAMES A1
Top patents by PatentIndex Score
32 records- 0190US12163449B2Reduced parasitic lube systemCUMMINS INC·Filed 2023·Granted Dec 10, 2024·1 cites·7 claims
- 0289US11719139B2Reduced parasitic lube systemCUMMINS INC·Filed 2017·Granted Aug 8, 2023·3 cites·7 claims
- 0388US6415758B1Engine block for an internal combustion engineCUMMINS ENGINE CO LTD·Filed 2000·Granted Jul 9, 2002·35 cites·7 claims
- 0483US2025389211A1Valve actuation system comprising a discrete lost motion deviceCUMMINS INC·Filed 2025·Application pending·0 cites
- 0581US12435649B2Valve actuation system comprising a discrete lost motion deviceCUMMINS INC·Filed 2023·Granted Oct 7, 2025·0 cites·14 claims
- 0681US2025067199A1Reduced parasitic lube systemCUMMINS INC·Filed 2024·Application pending·0 cites
- 0776US6305353B1Electronic engine speed and position apparatus for camshaft gear applicationsCUMMINS ENGINE CO INC·Filed 2000·Granted Oct 23, 2001·18 cites·26 claims
- 0875US10240511B2Engine with cooling systemCUMMINS INC·Filed 2013·Granted Mar 26, 2019·4 cites·20 claims
- 0970US10578051B2Cast dual wall bulkhead with integral oil drainCUMMINS IP INC·Filed 2017·Granted Mar 3, 2020·0 cites·11 claims
- 1069US11002217B2Stabilized engine casting core assembly, method for making an engine body, and engine body formed therebyCUMMINS INC·Filed 2017·Granted May 11, 2021·0 cites·12 claims
- 1169US10174649B2Cylinder block with integrated oil jacketCUMMINS INC·Filed 2017·Granted Jan 8, 2019·0 cites·15 claims
- 1269US6131547AElectronic engine speed and position apparatus for camshaft gear applicationsCUMMINS ENGINE CO INC·Filed 1998·Granted Oct 17, 2000·28 cites·26 claims
- 1368US9856818B2Stabilized engine casting core assembly, method for making an engine body, and engine body formed therebyCUMMINS INC·Filed 2013·Granted Jan 2, 2018·2 cites·17 claims
- 1467US11698042B2Unique block rib geometry for reducing liner distortionCUMMINS INC·Filed 2021·Granted Jul 11, 2023·0 cites·18 claims
- 1567US6302190B1Cooling an engine control unitCUMMINS ENGINE CO LTD·Filed 1999·Granted Oct 16, 2001·30 cites·10 claims
- 1666US11536222B2Block ribs for reducing liner distortionCUMMINS INC·Filed 2021·Granted Dec 27, 2022·0 cites·19 claims
- 1766US9810115B2Cylinder block with integrated oil jacketCUMMINS INC·Filed 2013·Granted Nov 7, 2017·1 cites·13 claims
- 1866US6655326B2ECU temperature controlCUMMINS ENGINE CO LTD·Filed 2000·Granted Dec 2, 2003·22 cites·10 claims
- 1964US5735242AFuel pressure activated engine compression braking systemCUMMINS ENGINE CO INC·Filed 1996·Granted Apr 7, 1998·23 cites·27 claims
- 2063US10724452B2Cast-in-head EGR crossover tube with integral venturi tube for flow measurementsCUMMINS INC·Filed 2017·Granted Jul 28, 2020·1 cites·22 claims
- 2158US9845767B2Cast dual wall bulkhead with integral oil drainCUMMINS IP INC·Filed 2013·Granted Dec 19, 2017·0 cites·18 claims
- 2254US6752117B2Balancer shaft assemblyCUMMINS ENGINE CO LTD·Filed 2002·Granted Jun 22, 2004·8 cites·9 claims
- 2351US6325053B1Intake system for an internal combustion engineCUMMINS ENGINE CO LTD·Filed 1999·Granted Dec 4, 2001·26 cites·14 claims
- 2451US2010107808A1Method for increasing torsional fatigue strength in crankshaftsCUMMINS INC·Filed 2008·Application pending·0 cites
- 2547US5075947AFlexible injector pullerCUMMINS ENGINE CO INC·Filed 1990·Granted Dec 31, 1991·12 cites·10 claims
- 2646US11946433B2Profiled cylinder liner for bore distortion controlCUMMINS INC·Filed 2022·Granted Apr 2, 2024·0 cites·14 claims
- 2745US2016273480A1Engine cylinder and liner assemblyCUMMINS IP INC·Filed 2013·Application pending·0 cites
- 2844US5671707ARocker level oil shroudCUMMINS ENGINE CO INC·Filed 1996·Granted Sep 30, 1997·14 cites·10 claims
- 2943US2007162403A1System and method for financing with a convertible repurchase agreementROTHSCHILD JAMES A·Filed 2006·Application pending·0 cites
- 3041USD701885SCylinder headCUMMINS INC·Filed 2012·Granted Apr 1, 2014·4 cites·1 claims
- 3135USD702260SCylinder blockCUMMINS INC·Filed 2012·Granted Apr 8, 2014·2 cites·1 claims
- 3231US6468055B1Fuel pump and filter assembly for an engineCUMMINS ENGINE CO LTD·Filed 1999·Granted Oct 22, 2002·3 cites·5 claims
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