Inventor · disambiguated record
George L. Markley
Also filed as: MARKLEY GEORGE L
40 granted patents·7 pending applications·879 citations·filing 1984–2013
98Inventor score
Files withBORGWARNER INC37MARKLEY GEORGE L5BORG WARNER AUTOMOTIVE2INGERSOLL RAND CO2TICE TECHNOLOGIES CORP1
Top patents by PatentIndex Score
47 records- 0196US6322470B1Pivoting dual arm chain tensioner system for contacting multiple chain strandsBORGWARNER INC·Filed 2000·Granted Nov 27, 2001·66 cites·7 claims
- 0295US6477999B1Vane-type hydraulic variable camshaft timing system with lockout featureBORGWARNER INC·Filed 2000·Granted Nov 12, 2002·59 cites·8 claims
- 0395US6358169B1Chain tensioner system having a pivoting tensioner armBORGWARNER INC·Filed 2000·Granted Mar 19, 2002·67 cites·5 claims
- 0494US5993342AHydraulic tensioner with force limiting tensioner springBORG WARNER AUTOMOTIVE·Filed 1998·Granted Nov 30, 1999·67 cites·15 claims
- 0591US6716124B2Hydraulic tensioner with improved pressure relief valve reactive to peak operating loadsBORGWARNER INC·Filed 2000·Granted Apr 6, 2004·39 cites·13 claims
- 0691US6322469B1Dual arm chain tensioner for contacting multiple chain strandsBORGWARNER INC·Filed 2000·Granted Nov 27, 2001·38 cites·8 claims
- 0790US7513843B2Mechanical chain tensioner with ratcheting deviceBORGWARNER INC·Filed 2005·Granted Apr 7, 2009·23 cites·18 claims
- 0890US7479077B2Pivoting mechanical tensioner with compliant blade springBORGWARNER INC·Filed 2005·Granted Jan 20, 2009·23 cites·6 claims
- 0989US7476168B2Pivoting mechanical tensioner with cross strand dampingBORGWARNER INC·Filed 2005·Granted Jan 13, 2009·19 cites·9 claims
- 1089US6955621B2Rotary actuating hydraulic tensionerBORGWARNER INC·Filed 2001·Granted Oct 18, 2005·33 cites·27 claims
- 1188US8387244B2Assembly system and method for a tensioned chain drive systemMARKLEY GEORGE L·Filed 2007·Granted Mar 5, 2013·19 cites·20 claims
- 1288US4864989APre-combustion chamber spark plug and method of igniting lean fuelTICE TECHNOLOGIES CORP·Filed 1988·Granted Sep 12, 1989·44 cites·12 claims
- 1387US7455606B2Mechanical chain tensioner with a rotational ratcheting deviceBORGWARNER INC·Filed 2005·Granted Nov 25, 2008·15 cites·15 claims
- 1486US7641577B2Mechanical chain tensioner with compliant blade springBORGWARNER INC·Filed 2005·Granted Jan 5, 2010·18 cites·6 claims
- 1584US7740555B2Sprocket tooth profile for a roller or bush chainBORGWARNER INC·Filed 2005·Granted Jun 22, 2010·11 cites·20 claims
- 1684US7597640B2Long mechanical tensioner with a compliant blade springBORGWARNER INC·Filed 2005·Granted Oct 6, 2009·13 cites·11 claims
- 1783US7628719B2Mechanical strap tensioner for multi-strand tensioningBORGWARNER INC·Filed 2005·Granted Dec 8, 2009·11 cites·11 claims
- 1883US6849015B2Ratcheting pivot arm tensioner with backlashBORGWARNER INC·Filed 2003·Granted Feb 1, 2005·31 cites·5 claims
- 1983US6736744B1Roller chain sprocket for preventing substantially radial impact with chain rollersBORGWARNER INC·Filed 2000·Granted May 18, 2004·23 cites·5 claims
- 2083US4531543AUni-directional flow, fluid valveINGERSOLL RAND CO·Filed 1984·Granted Jul 30, 1985·38 cites·8 claims
- 2181US7097579B2Pivoting chain guide and tensioner assemblyBORGWARNER INC·Filed 2003·Granted Aug 29, 2006·20 cites·9 claims
- 2280US8052558B2Force limiting tensioning armBORGWARNER INC·Filed 2007·Granted Nov 8, 2011·9 cites·11 claims
- 2380US7059985B2Alternating guide power transmission chainBORGWARNER INC·Filed 2001·Granted Jun 13, 2006·21 cites·4 claims
- 2478US7537533B2Chain tensioning device linking two strands of a chain driveBORGWARNER INC·Filed 2006·Granted May 26, 2009·8 cites·15 claims
- 2578US6575861B2Sprocket and chain for limiting chordal fall motionBORGWARNER INC·Filed 2001·Granted Jun 10, 2003·15 cites·6 claims
- 2678US5205249AVariable camshaft timing system for internal combustion engine utilizing flywheel energy for reduced camshaft torsionalsBORG WARNER AUTOMOTIVE·Filed 1992·Granted Apr 27, 1993·32 cites·25 claims
- 2776US8979684B2Mechanical tensioner with one way dampingMARKLEY GEORGE L·Filed 2011·Granted Mar 17, 2015·4 cites·14 claims
- 2875US6945889B2Hydraulic chain tensionerBORGWARNER INC·Filed 2002·Granted Sep 20, 2005·16 cites·15 claims
- 2973US6852049B2Ratcheting hydraulic chain tensioner with rotational reset and locking meansBORGWARNER INC·Filed 2003·Granted Feb 8, 2005·19 cites·10 claims
- 3073US4867200AUnidirectional fluid flow check valve assemblyMARKLEY GEORGE L·Filed 1988·Granted Sep 19, 1989·28 cites·18 claims
- 3172US7862460B2Chain noise damping deviceBORGWARNER INC·Filed 2007·Granted Jan 4, 2011·6 cites·9 claims
- 3272US6387001B1Rollerless chain having sprocket-engaging pinsBORGWARNER INC·Filed 2000·Granted May 14, 2002·11 cites·14 claims
- 3371US7632200B2Common link dual arm tensioning deviceBORGWARNER INC·Filed 2005·Granted Dec 15, 2009·6 cites·12 claims
- 3469US9188202B2Tensioning mechanism for a continuous belt or chain drive systemMARKLEY GEORGE L·Filed 2011·Granted Nov 17, 2015·3 cites·7 claims
- 3565US9080640B2Multi-strand tensioning arrangement with moving armsMARKLEY GEORGE L·Filed 2010·Granted Jul 14, 2015·2 cites·19 claims
- 3661US6689003B2Limited articulation chain (inverted tooth or roller) created by “squaring” ends (top and/or bottom) of links/guides of chainBORGWARNER INC·Filed 2001·Granted Feb 10, 2004·8 cites·6 claims
- 3757US6592483B2CVT chain-belt having wear pads extending from wear links wherein pads are positioned at or between joint/pin endsBORGWARNER INC·Filed 2001·Granted Jul 15, 2003·5 cites·4 claims
- 3856US9618096B2Chain or belt tensioner with a ratchet that deactivatesBORGWARNER INC·Filed 2013·Granted Apr 11, 2017·1 cites·4 claims
- 3945US4527965ALubrication means for cyclically discharging lubricant into a fluid working chamberINGERSOLL RAND CO·Filed 1984·Granted Jul 9, 1985·8 cites·31 claims
- 4043US2011077114A1Anchored mechanical strap tensioner for multi-strand tensioningBORGWARNER INC·Filed 2008·Application pending·0 cites
- 4142US9267579B2Chain or belt tensioner with a ratchet that deactivatesBORGWARNER INC·Filed 2013·Granted Feb 23, 2016·0 cites·8 claims
- 4242US2010029424A1Check valve with spring retained ballBORGWARNER INC·Filed 2007·Application pending·0 cites
- 4342US2009093329A1Chain noise reduction deviceBORGWARNER INC·Filed 2007·Application pending·0 cites
- 4441US2006270502A1Tensioner for simultaneously tensioning multiple strandsBORGWARNER INC·Filed 2005·Application pending·0 cites
- 4541US2006160645A1Tensioner with ratcheting deviceBORGWARNER INC·Filed 2005·Application pending·0 cites
- 4639US2013023367A1Tensioning arrangement having a swinging armBORGWARNER INC·Filed 2011·Application pending·0 cites
- 4737US2005130776A1Cassette for securing shipping and assembly of a camshaft drive and timing systemBORGWARNER INC·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →