Inventor · disambiguated record
John R. Antchak
Also filed as: ANTCHAK JOHN · ANTCHAK JOHN R
51 granted patents·11 pending applications·1,400 citations·filing 1986–2025
99Inventor score
Top patents by PatentIndex Score
62 records- 0198US8888619B2Over-running decoupler with torque limiterANTCHAK JOHN R·Filed 2009·Granted Nov 18, 2014·33 cites·14 claims
- 0298US8534438B2Crankshaft torque modulatorLITENS AUTOMOTIVE INC·Filed 2012·Granted Sep 17, 2013·30 cites·20 claims
- 0398US8047920B2Decoupler with spring travel limiterLITENS AUTOMOTIVE INC·Filed 2010·Granted Nov 1, 2011·52 cites·15 claims
- 0498US7712592B2Spring travel limiter for overrunning alternator decouplerLITENS AUTOMOTIVE INC·Filed 2004·Granted May 11, 2010·117 cites·31 claims
- 0598US4698049ABelt tensioner with frustoconical pivot bearingLITENS AUTOMOTIVE INC·Filed 1986·Granted Oct 6, 1987·129 cites·23 claims
- 0697USRE45156EDecoupler with spring travel limiterLITENS AUTOMOTIVE INC·Filed 2012·Granted Sep 23, 2014·19 cites·41 claims
- 0797US8789670B2Decoupler featuring helical wrap clutch spring and coil damper springsANTCHAK JOHN R·Filed 2010·Granted Jul 29, 2014·37 cites·21 claims
- 0897US8021253B2One-way isolator for high torque devicesLITENS AUTOMOTIVE INC·Filed 2007·Granted Sep 20, 2011·85 cites·21 claims
- 0997US7954613B2Decoupler assemblyLITENS AUTOMOTIVE INC·Filed 2009·Granted Jun 7, 2011·33 cites·20 claims
- 1097US7591357B2Crankshaft torque modulatorANTCHAK JOHN·Filed 2004·Granted Sep 22, 2009·108 cites·20 claims
- 1197US7070033B2Flexible coupling with misalignment compensationLITENS AUTOMOTIVE INC·Filed 2003·Granted Jul 4, 2006·63 cites·10 claims
- 1296US9464697B2Intelligent belt drive system and methodANTCHAK JOHN R·Filed 2012·Granted Oct 11, 2016·35 cites·20 claims
- 1396US8863925B2Decoupler with integrated torsional vibration damperANTCHAK JOHN R·Filed 2011·Granted Oct 21, 2014·16 cites·16 claims
- 1496US8302753B2Crankshaft torque modulatorANTCHAK JOHN·Filed 2009·Granted Nov 6, 2012·43 cites·4 claims
- 1596US8132657B2Torque limited decouplerANTCHAK JOHN R·Filed 2011·Granted Mar 13, 2012·38 cites·20 claims
- 1696US7975821B2Torque limited decouplerLITENS AUTOMOTIVE INC·Filed 2010·Granted Jul 12, 2011·73 cites·20 claims
- 1796US7766774B2Torque limited decouplerLITENS AUTOMOTIVE INC·Filed 2006·Granted Aug 3, 2010·62 cites·19 claims
- 1896US7624852B2Crankshaft decouplerLITENS AUTOMOTIVE INC·Filed 2004·Granted Dec 1, 2009·68 cites·22 claims
- 1996US7275630B2Flexible coupling with misalignment compensationLITENS AUTOMOTIVE INC·Filed 2006·Granted Oct 2, 2007·20 cites·2 claims
- 2095US11629762B2Proportionally damped power transfer device using torsion spring forceLITENS AUTOMOTIVE INC·Filed 2020·Granted Apr 18, 2023·4 cites·21 claims
- 2195US8006819B2Overrunning decoupler with locking mechanismLITENS AUTOMOTIVE INC·Filed 2006·Granted Aug 30, 2011·34 cites·14 claims
- 2294US9334932B2Intelligent belt drive system and methodANTCHAK JOHN R·Filed 2012·Granted May 10, 2016·15 cites·11 claims
- 2394US9151366B2Intelligent belt drive system and methodANTCHAK JOHN R·Filed 2011·Granted Oct 6, 2015·24 cites·7 claims
- 2494US8387767B2Driven accessory with low-power clutch for activating or de-activating sameKOMOROWSKI JACEK S·Filed 2009·Granted Mar 5, 2013·27 cites·33 claims
- 2594US7618337B2Overrunning decoupler pulley with bare wire spring and grease lubricationLitens Automotove Partnership·Filed 2003·Granted Nov 17, 2009·88 cites·34 claims
- 2693US9682621B2DecouplerLITENS AUTOMOTIVE INC·Filed 2014·Granted Jun 20, 2017·11 cites·15 claims
- 2793US9651099B2Clutched device with wrap spring clutch with overrun locking memberLITENS AUTOMOTIVE INC·Filed 2013·Granted May 16, 2017·9 cites·9 claims
- 2892US9759293B2Endless drive arrangement and improved two-armed tensioning system for sameLITENS AUTOMOTIVE INC·Filed 2016·Granted Sep 12, 2017·9 cites·13 claims
- 2992US8851258B2Driven accessory with low-power clutch for activating or de-activating sameKOMOROWSKI JACEK S·Filed 2012·Granted Oct 7, 2014·12 cites·26 claims
- 3091US8142314B2Tensioner for flexible drivesANTCHAK JOHN R·Filed 2006·Granted Mar 27, 2012·17 cites·19 claims
- 3191US8002657B2Low profile tensioner with arcuate springLITENS AUTOMOTIVE INC·Filed 2006·Granted Aug 23, 2011·20 cites·17 claims
- 3289US10690228B2Isolator with double acting spring system with reduced noiseLITENS AUTOMOTIVE INC·Filed 2017·Granted Jun 23, 2020·5 cites·16 claims
- 3389US10590994B2Proportionally damped power transfer device using torsion spring forceLITENS AUTOMOTIVE INC·Filed 2015·Granted Mar 17, 2020·5 cites·19 claims
- 3489US9989129B2Intelligent belt drive system and methodLITENS AUTOMOTIVE INC·Filed 2016·Granted Jun 5, 2018·4 cites·9 claims
- 3589US9989103B2Isolation pulley with overrunning and vibration damping capabilitiesANTCHAK JOHN R·Filed 2011·Granted Jun 5, 2018·9 cites·14 claims
- 3686US9797498B2Isolator with double acting spring system with reduced noiseLITENS AUTOMOTIVE INC·Filed 2014·Granted Oct 24, 2017·7 cites·17 claims
- 3783US9638270B2Decoupler carrier with balanced forcesLITENS AUTOMOTIVE INC·Filed 2013·Granted May 2, 2017·6 cites·16 claims
- 3879US8485925B2Tensioner for flexible drivesANTCHAK JOHN R·Filed 2012·Granted Jul 16, 2013·4 cites·17 claims
- 3978US10876605B2Endless drive arrangement for hybrid vehicle using two-armed tensioner with non-orbiting armsLITENS AUTOMOTIVE INC·Filed 2016·Granted Dec 29, 2020·2 cites·13 claims
- 4078US10663008B2Isolation pulley with overrunning and vibration damping capabilitiesLITENS AUTOMOTIVE INC·Filed 2018·Granted May 26, 2020·1 cites·8 claims
- 4178US9441677B2Overrunning decouplerWILLIAMS WARREN·Filed 2011·Granted Sep 13, 2016·5 cites·21 claims
- 4277US9982721B2Decoupler with tuned damping and methods associated therewithANTCHAK JOHN R·Filed 2011·Granted May 29, 2018·6 cites·8 claims
- 4374US10415649B2Overrunning decouplerLITENS AUTOMOTIVE INC·Filed 2016·Granted Sep 17, 2019·1 cites·21 claims
- 4474US8973547B2Engine starterANTCHAK JOHN R·Filed 2010·Granted Mar 10, 2015·3 cites·14 claims
- 4572US11708886B2Single spring, torsionally compliant, overrunning decouplerLITENS AUTOMOTIVE INC·Filed 2018·Granted Jul 25, 2023·2 cites·14 claims
- 4671US9453538B2Isolator for engine with progressive lock-up for isolation springLITENS AUTOMOTIVE INC·Filed 2014·Granted Sep 27, 2016·3 cites·12 claims
- 4769US2024335844A1Lawn or garden maintenance device and related systemOTO INC·Filed 2024·Application pending·0 cites
- 4868US2025323350A1Cell biasing methods for a batteryLITENS AUTOMOTIVE INC·Filed 2023·Application pending·0 cites
- 4967USRE47406EOver-running decoupler with torque limiterLITENS AUTOMOTIVE INC·Filed 2009·Granted May 28, 2019·2 cites·16 claims
- 5067US9097229B2Engine starter having clutch assembly for selective transmission of rotary power between a plate structure and a drive hubANTCHAK JOHN R·Filed 2011·Granted Aug 4, 2015·2 cites·14 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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