Assignee
FOX DAVID K
3 granted patents·7 citations·filing 2006–2012
Top patents by PatentIndex Score
3 records- 0167US7530535B2Railway track switchFOX DAVID K·Filed 2006·Granted May 12, 2009·7 cites·20 claims
- 0256US8540193B2Railway snow melter duct assemblyFOX DAVID K·Filed 2012·Granted Sep 24, 2013·0 cites·7 claims
- 0348US8251320B2Railway snow melter duct assemblyFOX DAVID K·Filed 2007·Granted Aug 28, 2012·0 cites·17 claims
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