Assignee
HUMMEL KARL-ERNST
DE·3 granted patents·14 citations·filing 2004–2008
Top patents by PatentIndex Score
3 records- 0154US8087244B2Internal combustion engine with a system for secondary air charging and method for operation of the internal combustion engineHUMMEL KARL-ERNST·Filed 2005·Granted Jan 3, 2012·3 cites·8 claims
- 0253US8112993B2Arrangement of a charge air cooler in an intake system of an internal combustion engineHUMMEL KARL-ERNST·Filed 2008·Granted Feb 14, 2012·3 cites·2 claims
- 0351US8062006B2Non-positive-displacement machine comprising a spiral channel provided in the housing middle partHUMMEL KARL-ERNST·Filed 2004·Granted Nov 22, 2011·8 cites·6 claims
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