Assignee
PORTEC RAIL PRODUCTS LTD
CA·3 granted patents·35 citations·filing 2001–2005
Top patents by PatentIndex Score
3 records- 0180US7481400B2Railway wheel sensorPORTEC RAIL PRODUCTS LTD·Filed 2005·Granted Jan 27, 2009·22 cites·14 claims
- 0256US7096997B2Trackside friction management digital control systemPORTEC RAIL PRODUCTS LTD·Filed 2003·Granted Aug 29, 2006·9 cites·17 claims
- 0335USD495974SRailroad track lubrication tankPORTEC RAIL PRODUCTS LTD·Filed 2001·Granted Sep 14, 2004·4 cites·1 claims
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