Inventor · disambiguated record
James C. Warren
Also filed as: WARREN JAMES · WARREN JAMES C
30 granted patents·5 pending applications·262 citations·filing 1978–2025
95Inventor score
Files withWARREN JAMES C14ENGINUITY POWER SYSTEMS INC8WARREN ENGINE COMPANY INC5ULTRAGENYX PHARMACEUTICAL INC3Enginuity Power Systems2
Top patents by PatentIndex Score
35 records- 0191US4602385AShock absorbing, puncture resistant and thermal protective garmentWARREN JAMES C·Filed 1983·Granted Jul 29, 1986·102 cites·6 claims
- 0290US4443668AEarplug mounting device with audio passagewayWARREN JAMES C·Filed 1981·Granted Apr 17, 1984·91 cites·12 claims
- 0384US11085297B1Opposed piston engine and elements thereofWARREN ENGINE COMPANY INC·Filed 2017·Granted Aug 10, 2021·2 cites·11 claims
- 0483US7448352B2Centrally located ignition source in a combustion chamberWARREN JAMES C·Filed 2006·Granted Nov 11, 2008·12 cites·17 claims
- 0581US10955168B2Methods systems and devices for controlling temperature and humidity using excess energy from a combined heat and power systemENGINUITY POWER SYSTEMS INC·Filed 2020·Granted Mar 23, 2021·1 cites·18 claims
- 0681US10605483B2Combination systems and related methods for providing power, heat and coolingEnginuity Power Systems·Filed 2018·Granted Mar 31, 2020·2 cites·9 claims
- 0781US9708976B1Opposed piston engine and elements thereofSCHEER DENNIS KEITH·Filed 2012·Granted Jul 18, 2017·9 cites·11 claims
- 0874US10662893B1Opposed piston engine with improved piston surfacesWARREN ENGINE COMPANY INC·Filed 2017·Granted May 26, 2020·1 cites·7 claims
- 0974US7779795B2Valve system for opposed piston enginesWARREN JAMES C·Filed 2008·Granted Aug 24, 2010·5 cites·20 claims
- 1073US10280810B2Opposed piston engine with variable compression ratioWARREN JAMES C·Filed 2012·Granted May 7, 2019·2 cites·8 claims
- 1171US11203952B2Opposed piston engine with variable compression ratioWARREN JAMES C·Filed 2019·Granted Dec 21, 2021·0 cites·8 claims
- 1270US12188400B2Ruggedized and integrated hybrid generators and related methodsENGINUITY POWER SYSTEMS INC·Filed 2023·Granted Jan 7, 2025·0 cites·12 claims
- 1369US11352930B2Muffler and catalytic converters for combined heating and power systemsENGINUITY POWER SYSTEMS INC·Filed 2020·Granted Jun 7, 2022·1 cites·5 claims
- 1468US12247514B2Multi-fuel engines and related methodsENGINUITY POWER SYSTEMS INC·Filed 2023·Granted Mar 11, 2025·0 cites·5 claims
- 1567US11118456B2Methods and related systems for generating pressurized air within an opposed piston engineWARREN JAMES C·Filed 2019·Granted Sep 14, 2021·1 cites·19 claims
- 1666US10989109B2Fuel ignition methods for opposed piston engines and related structuresWARREN ENGINE COMPANY·Filed 2019·Granted Apr 27, 2021·1 cites·6 claims
- 1764US7004120B2Opposed piston engineWARREN JAMES C·Filed 2004·Granted Feb 28, 2006·11 cites·16 claims
- 1863US11795866B2Ruggedized and integrated hybrid generators and related methodsENGINUITY POWER SYSTEMS INC·Filed 2022·Granted Oct 24, 2023·0 cites·10 claims
- 1963US9249693B2Opposed piston diesel engineWARREN JAMES C·Filed 2009·Granted Feb 2, 2016·2 cites·20 claims
- 2061US9869244B2Ignition source adapted for positioning within a combustion chamberWARREN JAMES C·Filed 2008·Granted Jan 16, 2018·2 cites·5 claims
- 2161US2024360424A1Anion-exchange chromatography methods for purification of recombinant adeno-associated virusesULTRAGENYX PHARMACEUTICAL INC·Filed 2022·Application pending·0 cites
- 2261US2025230418A1Modified batch aav production systems and methodsULTRAGENYX PHARMACEUTICAL INC·Filed 2023·Application pending·0 cites
- 2359US11287159B2Methods systems and devices for controlling temperature and humidity using excess energy from a combined heat and power systemENGINUITY POWER SYSTEMS INC·Filed 2021·Granted Mar 29, 2022·0 cites·20 claims
- 2459US11193694B2Combination systems and related methods for providing power, heat and coolingEnginuity Power Systems·Filed 2020·Granted Dec 7, 2021·0 cites·10 claims
- 2558US2025239912A1Methods and devices for integrating generators in an engineENGINUITY POWER SYSTEMS INC·Filed 2025·Application pending·0 cites
- 2657US8113164B2Ignition source adapted for positioning within a combustion chamberWARREN JAMES C·Filed 2008·Granted Feb 14, 2012·2 cites·2 claims
- 2756US11092071B1Opposed piston engine and elements thereofWARREN ENGINE COMPANY INC·Filed 2014·Granted Aug 17, 2021·0 cites·10 claims
- 2854US11085413B2Ignition source adapted for positioning within a combustion chamberWARREN JAMES C·Filed 2019·Granted Aug 10, 2021·0 cites·11 claims
- 2954US2025011810A1Recombinant aav formulationsULTRAGENYX PHARMACEUTICAL INC·Filed 2022·Application pending·0 cites
- 3053US10337452B2Energy recovery systemWARREN ENGINE COMPANY INC·Filed 2017·Granted Jul 2, 2019·0 cites·13 claims
- 3148US11441529B1Spark/ignition system for an opposed piston engineWARREN ENGINE COMPANY INC·Filed 2018·Granted Sep 13, 2022·0 cites·6 claims
- 3248US10907515B2Methods and devices for controlling the compression ratio of an opposed piston engineWARREN ENGINE COMPANY·Filed 2019·Granted Feb 2, 2021·0 cites·7 claims
- 3344US11598243B2Four-stroke opposed piston engine architecture and related methodsENGINUITY POWER SYSTEMS INC·Filed 2021·Granted Mar 7, 2023·0 cites·20 claims
- 3440US4223189ASound dampening earplug mounting deviceWARREN JAMES C·Filed 1978·Granted Sep 16, 1980·15 cites·5 claims
- 3538US2016244115A1Bicycle Cargo Container SupportWARREN JAMES C·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when James C. Warren files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →