Assignee
LANGENFELD CHRISTOPHER C
US·3 granted patents·28 citations·filing 2008–2011
Top patents by PatentIndex Score
3 records- 0185US8690617B2Swimming propulsion deviceLANGENFELD CHRISTOPHER C·Filed 2011·Granted Apr 8, 2014·7 cites·17 claims
- 0281US9114028B2Arm prosthetic deviceLANGENFELD CHRISTOPHER C·Filed 2008·Granted Aug 25, 2015·21 cites·19 claims
- 0352US8890346B2System and method for operating a wind turbineLANGENFELD CHRISTOPHER C·Filed 2011·Granted Nov 18, 2014·0 cites·4 claims
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