Inventor
RUPPEL STEFAN
DE23 patents
⚠️ This page may combine multiple inventors who share the name “RUPPEL STEFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAHLE INT GMBH
10 patentsUS7799109B2Sep 21, 2010
Device for separating a gas-liquid mixture
MAHLE INT GMBH28 citations90
US7850754B2Dec 14, 2010
Device for separating a gas-liquid mixture, in particular during ventilation of a crankcase of an internal combustion engine
MAHLE INT GMBH10 citations82
US10253662B2Apr 9, 2019
Pump device for driving blow-by-gas
MAHLE INT GMBH2 citations71
US9932869B2Apr 3, 2018
Crankcase ventilation apparatus
MAHLE INT GMBH4 citations68
US9598992B2Mar 21, 2017
Separation device for an aerosol stream
MAHLE INT GMBH2 citations68
US9238980B2Jan 19, 2016
Crankcase ventilation device
MAHLE INT GMBH5 citations65
US7845322B2Dec 7, 2010
Cylinder head cover
MAHLE INT GMBH4 citations60
US9885266B2Feb 6, 2018
Oil mist separator
MAHLE INT GMBH0 citations51
US9932927B2Apr 3, 2018
Cylinder head cover
MAHLE INT GMBH0 citations41
US10300416B2May 28, 2019
Liquid mist separation device
MAHLE INT GMBH0 citations37
RUPPEL STEFAN
6 patentsUS8393315B2Mar 12, 2013
Crank case ventilator
RUPPEL STEFAN12 citations82
US8607767B2Dec 17, 2013
Device for ventilating a crankcase
RUPPEL STEFAN7 citations80
US8439022B2May 14, 2013
Ventilation device for a forced induction internal combustion engine
RUPPEL STEFAN13 citations79
US8893688B2Nov 25, 2014
Device for venting a crank space
RUPPEL STEFAN6 citations67
US8485164B2Jul 16, 2013
Oil mist separator
RUPPEL STEFAN2 citations59
US9080477B2Jul 14, 2015
Oil mist separator
RUPPEL STEFAN0 citations51