Inventor · disambiguated record
Alf Degen
Also filed as: DEGEN ALF
5 granted patents·1 pending application·25 citations·filing 1998–2012
71Inventor score
Top patents by PatentIndex Score
6 records- 0166US9188036B2Exhaust system with HC adsorber and parallel exhaust-gas catalytic converter, and vehicle having an exhaust system of said typeDEGEN ALF·Filed 2011·Granted Nov 17, 2015·4 cites·16 claims
- 0250US6113864AAdsorber-catalyst combination for internal combustion enginesPORSCHE AG·Filed 1998·Granted Sep 5, 2000·21 cites·17 claims
- 0340US8459003B2Exhaust gas after-treatment having reduced rhodium depletionTHEOBALD JOERG·Filed 2008·Granted Jun 11, 2013·0 cites·34 claims
- 0435US2006000200A1Method and device for adjustment of a fuel/air ratio for an internal combustion enginePOTT EKKEHARD·Filed 2005·Application pending·0 cites
- 0530US6568174B2Process and apparatus for reducing warm-up emissions of a direct injection internal combustion enginePORSCHE AG·Filed 2001·Granted May 27, 2003·0 cites·10 claims
- 0627US9062580B2Exhaust gas system with HC adsorber and parallel catalytic converter, and vehicle comprising such an exhaust gas systemBAETGE JÖRG-DIETER·Filed 2012·Granted Jun 23, 2015·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →