Inventor · disambiguated record
William T. Urmson, Jr.
Also filed as: URMSON JR WILLIAM T · URMSON JR WILLIAM THOMAS · URMSON WILLIAM T
18 granted patents·1 pending application·304 citations·filing 1988–2021
95Inventor score
Top patents by PatentIndex Score
19 records- 0192US7261244B2Tie platePORTEC RAIL PRODUCTS INC·Filed 2005·Granted Aug 28, 2007·13 cites·24 claims
- 0284US9103074B1Modular insulated tie plateKOPPERS INC·Filed 2012·Granted Aug 11, 2015·5 cites·18 claims
- 0383US9328464B2Single bend railKOPPERS DELAWARE INC·Filed 2013·Granted May 3, 2016·3 cites·22 claims
- 0481US5394958ARail lubrication apparatusPORTEC INC·Filed 1994·Granted Mar 7, 1995·49 cites·5 claims
- 0580US5641037ARail lubrication apparatusPORTEC INC R M P DIVISION·Filed 1995·Granted Jun 24, 1997·57 cites·9 claims
- 0679US6305614B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Oct 23, 2001·9 cites·5 claims
- 0773US6422479B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 2001·Granted Jul 23, 2002·11 cites·9 claims
- 0871US5687814AAssembly for applying one or more materials to a railPORTEC INC RMP DIVISION·Filed 1995·Granted Nov 18, 1997·39 cites·33 claims
- 0969US5992568ARail lubricator mounted to a track vehiclePORTEC RAIL PRODUCTS INC·Filed 1998·Granted Nov 30, 1999·33 cites·19 claims
- 1066US9352761B2Wayside friction management systemAPPLEBY GLEN·Filed 2011·Granted May 31, 2016·4 cites·10 claims
- 1165US5348120ARail lubrication apparatusPORTEC INC·Filed 1992·Granted Sep 20, 1994·27 cites·2 claims
- 1262US12037750B2Gauge plate insulatorKOPPERS DELAWARE INC·Filed 2021·Granted Jul 16, 2024·0 cites·13 claims
- 1359US5518085AAssembly for applying solid material to wheelsPORTEC RMP DIVISION·Filed 1995·Granted May 21, 1996·26 cites·31 claims
- 1458US6464039B1Actuator element of a hydraulic fluid-operated railway track lubricating systemPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Oct 15, 2002·7 cites·12 claims
- 1550US10220860B2Wayside friction management systemL B FOSTER RAIL TECH INC·Filed 2016·Granted Mar 5, 2019·0 cites·10 claims
- 1648US6170756B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 1998·Granted Jan 9, 2001·9 cites·22 claims
- 1746US10961665B2Rail joint assembly having forged rail joint barsKOPPERS DELAWARE INC·Filed 2018·Granted Mar 30, 2021·0 cites·22 claims
- 1841US2004155117A1Tie plateFiled 2003·Application pending·0 cites
- 1940US4928600ARailroad spike holding apparatus with acute angled jawsHARSCO CORP·Filed 1988·Granted May 29, 1990·12 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →