Inventor · disambiguated record
W. Thomas Urmson, Jr.
Also filed as: URMSON JR W THOMAS · URMSON W T JR · URMSON W THOMAS
23 granted patents·10 pending applications·191 citations·filing 1999–2018
95Inventor score
Files withPORTEC RAIL PRODUCTS INC16URMSON JR W THOMAS7SINGLETON STEVEN D4KOPPERS DELAWARE INC3L B FOSTER RAIL TECH INC2
Top patents by PatentIndex Score
33 records- 0192US7273131B2Top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Sep 25, 2007·25 cites·4 claims
- 0288US8113441B2Lap jointURMSON JR W THOMAS·Filed 2007·Granted Feb 14, 2012·9 cites·27 claims
- 0386US6971479B1Top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Dec 6, 2005·31 cites·20 claims
- 0485US8302878B2Method and arrangement to insulate rail endsURMSON JR W THOMAS·Filed 2011·Granted Nov 6, 2012·4 cites·9 claims
- 0585US8074772B2Top of rail applicatorURMSON JR W THOMAS·Filed 2007·Granted Dec 13, 2011·14 cites·4 claims
- 0683US7975933B2Method and arrangement to insulate rail endsURMSON JR W THOMAS·Filed 2006·Granted Jul 12, 2011·7 cites·17 claims
- 0781US8783416B2Wiping bar quick clampSINGLETON STEVEN D·Filed 2009·Granted Jul 22, 2014·15 cites·23 claims
- 0880US8955645B2Top of rail foam barSINGLETON STEVEN D·Filed 2010·Granted Feb 17, 2015·6 cites·20 claims
- 0976USD547642SWrap-around joint bar sleeve insulatorPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Jul 31, 2007·23 cites·1 claims
- 1071US8042747B2Notched tie plate insulatorKOPPERS DELAWARE INC·Filed 2008·Granted Oct 25, 2011·3 cites·17 claims
- 1170US8777121B2Lap jointURMSON JR W THOMAS·Filed 2012·Granted Jul 15, 2014·1 cites·22 claims
- 1270US7090143B2Rail joint bars and rail joint assembliesPORTEC RAIL PRODUCTS INC·Filed 2004·Granted Aug 15, 2006·6 cites·23 claims
- 1368US7258201B2Skirt for top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2003·Granted Aug 21, 2007·13 cites·12 claims
- 1467US9440665B2Top of rail foam barL B FOSTER RAIL TECH INC·Filed 2015·Granted Sep 13, 2016·1 cites·17 claims
- 1566US7798365B2Bulk transfer dispensing device and methodPORTEC RAIL PRODUCTS INC·Filed 2006·Granted Sep 21, 2010·4 cites·7 claims
- 1664US8123144B2Rail joint bars and rail joint assembliesURMSON JR W THOMAS·Filed 2009·Granted Feb 28, 2012·1 cites·4 claims
- 1764US7490781B2Rail joint bars and rail joint assembliesPORTEC RAIL PRODUCTS INC·Filed 2006·Granted Feb 17, 2009·1 cites·9 claims
- 1861US2018320323A1Gauge PlateKOPPERS DELAWARE INC·Filed 2018·Application pending·0 cites
- 1960US11041274B2Center supported bond jointKOPPERS DELAWARE INC·Filed 2017·Granted Jun 22, 2021·0 cites·6 claims
- 2060US7097112B2Profiled barPROTEC RAIL PRODUCTS INC·Filed 2004·Granted Aug 29, 2006·7 cites·36 claims
- 2158US10358153B2Top of rail foam barL B FOSTER RAIL TECH INC·Filed 2017·Granted Jul 23, 2019·0 cites·20 claims
- 2257US2009302125A1Center Supported Bond JointPORTEC RAIL PRODUCTS INC·Filed 2009·Application pending·0 cites
- 2356USD576023SCenter supported bond jointPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Sep 2, 2008·11 cites·1 claims
- 2454US2012223151A1Center Supported Bond JointURMSON JR W THOMAS·Filed 2012·Application pending·0 cites
- 2551US2006027674A1Center supported bond jointPORTEC RAIL PRODUCTS INC·Filed 2005·Application pending·0 cites
- 2651US2007068883A1Wiping bar holderPORTEC RAIL PRODUCTS INC·Filed 2005·Application pending·0 cites
- 2749US2008223661A1Grease GuideSINGLETON STEVEN D·Filed 2008·Application pending·0 cites
- 2847US2008047780A1Skirt for top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2007·Application pending·0 cites
- 2944US2006260872A1Flow divider arrangement grease distribution systemPORTEC RAIL PRODUCTS INC·Filed 2006·Application pending·0 cites
- 3040USD497326SProfiled barPORTEC RAIL PRODUCTS INC·Filed 2003·Granted Oct 19, 2004·3 cites·1 claims
- 3137US2010270386A1Bolt on Continuous Rail JointPORTEC RAIL PRODUCTS INC·Filed 2010·Application pending·0 cites
- 3232US2010224449A1Modular Lubrication UnitSINGLETON STEVEN D·Filed 2010·Application pending·0 cites
- 3327US6374948B1Rail lubricatorPORTEC RAIL PRODUCTS INC·Filed 1999·Granted Apr 23, 2002·6 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →