Assignee
SOMMERFELD HOWARD
US·4 granted patents·1 pending application·20 citations·filing 2004–2011
Top patents by PatentIndex Score
5 records- 0191US8230985B2Parking brake assembly for railway vehicle brake systemSOMMERFELD HOWARD·Filed 2011·Granted Jul 31, 2012·8 cites·13 claims
- 0287US8256584B2Parking brake assembly for railway vehicle brake systemSOMMERFELD HOWARD·Filed 2011·Granted Sep 4, 2012·6 cites·6 claims
- 0386US8469464B2Parking brake assembly for railway vehicle brake systemSOMMERFELD HOWARD·Filed 2011·Granted Jun 25, 2013·5 cites·21 claims
- 0450US2009008352A1Draft gear assemblySOMMERFELD HOWARD·Filed 2008·Application pending·0 cites
- 0548US7097055B2Long buff short draft travel draft gear for use in a 24.625 inch pocketSOMMERFELD HOWARD·Filed 2004·Granted Aug 29, 2006·1 cites·13 claims
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