Inventor · disambiguated record
Timothy J. Ledvina
Also filed as: LEDVINA TIMOTHY · LEDVINA TIMOTHY J
31 granted patents·5 pending applications·1,128 citations·filing 1977–2010
98Inventor score
Top patents by PatentIndex Score
36 records- 0195US5154674APower transmission chain constructed with asymmetrical linksBORG WARNER AUTOMOTIVE·Filed 1990·Granted Oct 13, 1992·72 cites·12 claims
- 0295US4832668APower transmission chainBORG WARNER·Filed 1988·Granted May 23, 1989·72 cites·16 claims
- 0395US4758209ASilent timing chain and sprocket systemBORG WARNER AUTOMOTIVE·Filed 1987·Granted Jul 19, 1988·61 cites·9 claims
- 0495US4758210ASilent chain and sprocket systemBORG WARNER AUTOMOTIVE·Filed 1987·Granted Jul 19, 1988·56 cites·13 claims
- 0595US4342560AComposite chain link assemblyBORG WARNER·Filed 1980·Granted Aug 3, 1982·87 cites·24 claims
- 0694US5453059AVariable pitch silent chainBORG WARNER AUTOMOTIVE·Filed 1994·Granted Sep 26, 1995·72 cites·19 claims
- 0794US5427580APhased chain assembliesBORG WARNER AUTOMOTIVE·Filed 1993·Granted Jun 27, 1995·82 cites·23 claims
- 0892US5437581APhased chain assembliesBORG WARNER AUTOMOTIVE·Filed 1994·Granted Aug 1, 1995·32 cites·9 claims
- 0989US4509323APower transmission chainBORG WARNER·Filed 1983·Granted Apr 9, 1985·54 cites·6 claims
- 1089US4509937APower transmission chainBORG WARNER·Filed 1983·Granted Apr 9, 1985·50 cites·3 claims
- 1188US5846149APhased chain assembliesBORG WARNER AUTOMOTIVE·Filed 1997·Granted Dec 8, 1998·30 cites·10 claims
- 1288US5562557APhased chain assembliesBORG WARNER AUTOMOTIVE·Filed 1995·Granted Oct 8, 1996·29 cites·5 claims
- 1387US5758484ASilent chain with raised link backsBORG WARNER AUTOMOTIVE·Filed 1996·Granted Jun 2, 1998·41 cites·14 claims
- 1485US6155943ARandomized sprocket for roller chainBORGWARNER INC·Filed 1998·Granted Dec 5, 2000·43 cites·6 claims
- 1585US5779582AChain guide with tapered side railsFiled 1996·Granted Jul 14, 1998·39 cites·9 claims
- 1684US5816967APhased chain assembliesBORG WARNER AUTOMOTIVE·Filed 1996·Granted Oct 6, 1998·22 cites·3 claims
- 1782US5690569ASingle piece reinforced chain guideBORG WARNER AUTOMOTIVE·Filed 1996·Granted Nov 25, 1997·33 cites·5 claims
- 1881US5226856ARoller chain constructed with nylon rollersBORG WARNER AUTOMOTIVE·Filed 1992·Granted Jul 13, 1993·33 cites·8 claims
- 1980US7201687B2Power transmission chain with ceramic joint componentsBORGWARNER INC·Filed 2003·Granted Apr 10, 2007·21 cites·21 claims
- 2078US5470282APhased chain assemblies having links with a single toeBORG WARNER AUTOMOTIVE·Filed 1995·Granted Nov 28, 1995·19 cites·11 claims
- 2177US7682273B2Power transmission chain with ceramic joint componentsBORGWARNER INC·Filed 2006·Granted Mar 23, 2010·6 cites·28 claims
- 2275US4512754AMetal chain-beltBORG WARNER·Filed 1983·Granted Apr 23, 1985·25 cites·11 claims
- 2372US8002658B2Chains for power transmissionBORGWARNER INC·Filed 2008·Granted Aug 23, 2011·5 cites·25 claims
- 2471US5107805ACamshaft with extra cam to increase the magnitude of torque pulsations thereinBORG WARNER AUTOMOTIVE·Filed 1991·Granted Apr 28, 1992·27 cites·26 claims
- 2571US4569671AMetal chain-beltBORG WARNER·Filed 1984·Granted Feb 11, 1986·22 cites·5 claims
- 2670US5980406ASprocket assembly for a phased chain systemBORG WARNER AUTOMOTIVE·Filed 1996·Granted Nov 9, 1999·25 cites·11 claims
- 2768US5938554ARoller chain link plate profileBORG WARNER AUTOMOTIVE·Filed 1997·Granted Aug 17, 1999·23 cites·17 claims
- 2867US5653653AHydraulic tensioner with stop mechanismBORG WARNER AUTOMOTIVE·Filed 1995·Granted Aug 5, 1997·20 cites·7 claims
- 2967US5507697AMinimal pin projection roller chainBORG WARNER AUTOMOTIVE·Filed 1995·Granted Apr 16, 1996·21 cites·16 claims
- 3059US7803080B2High strength and stiffness silent chain with improved noiseBORGWARNER INC·Filed 2006·Granted Sep 28, 2010·3 cites·41 claims
- 3154US2008070732A1Gemini chain system with resonance elimination featureBORGWARNER INC·Filed 2007·Application pending·0 cites
- 3241US2002049107A1Small pitch silent chain with freely rotating pins having wear resistant coatingFiled 2001·Application pending·0 cites
- 3339US2010311530A1High strength and stiffness silent chain with improved noiseBORGWARNER INC·Filed 2010·Application pending·0 cites
- 3438US2005209033A1Spline phased multiple sprocketBORGWARNER INC·Filed 2005·Application pending·0 cites
- 3538US2006100047A1Compliant snubberBORGWARNER INC·Filed 2004·Application pending·0 cites
- 3635US4149427AChain tensionerBORG WARNER·Filed 1977·Granted Apr 17, 1979·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →