Assignee
HEYDEN THOMAS J
US·5 granted patents·28 citations·filing 2008–2011
Technology mixB61K5
Top patents by PatentIndex Score
5 records- 0176US8499900B1Electro-hydraulic railcar retarders for controlling the speed of a railcarHEYDEN THOMAS J·Filed 2009·Granted Aug 6, 2013·9 cites·6 claims
- 0273US8079309B2Devices and systems for controlling travel of a railcarHEYDEN THOMAS J·Filed 2008·Granted Dec 20, 2011·6 cites·15 claims
- 0372US8413770B1Systems and methods for retarding the speed of a railcarHEYDEN THOMAS J·Filed 2009·Granted Apr 9, 2013·7 cites·4 claims
- 0470US8485107B2Devices and systems for controlling travel of a railcarHEYDEN THOMAS J·Filed 2011·Granted Jul 16, 2013·3 cites·9 claims
- 0569US8485105B2Devices and systems for stopping travel of a railcarHEYDEN THOMAS J·Filed 2010·Granted Jul 16, 2013·3 cites·10 claims
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