Assignee
LANGENFELD GREGG D
US·2 granted patents·40 citations·filing 2011–2011
Top patents by PatentIndex Score
2 records- 0194US8696394B1Marine propulsion systems and cooling systems for marine propulsion systemsLANGENFELD GREGG D·Filed 2011·Granted Apr 15, 2014·19 cites·21 claims
- 0291US8668538B1Marine engines and exhaust systems for marine engines having a catalyst for treating exhaustLANGENFELD GREGG D·Filed 2011·Granted Mar 11, 2014·21 cites·22 claims
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