Inventor · disambiguated record
Holger Paffrath
Also filed as: PAFFRATH HOLGER
15 granted patents·3 pending applications·208 citations·filing 1997–2018
92Inventor score
Files withMANN & HUMMEL FILTER7PIERBURG GMBH7FILTERWORK MANN & HUMMEL GMBH1HERRMANN BERTHOLD1PAFFRATH HOLGER1
Top patents by PatentIndex Score
18 records- 0190US6094909ASecondary air system for an internal combustion engineMANN & HUMMEL FILTER·Filed 1997·Granted Aug 1, 2000·57 cites·16 claims
- 0287US6817173B2Method and device for simultaneous regulation of an intake air flow for an internal combustion engine and a secondary air flow in the exhaust system of the same internal combustion engineFILTERWORK MANN & HUMMEL GMBH·Filed 2001·Granted Nov 16, 2004·45 cites·10 claims
- 0383US6334436B1Secondary air system for an internal combustion engineMANN & HUMMEL FILTER·Filed 2000·Granted Jan 1, 2002·45 cites·20 claims
- 0480US9638141B2Exhaust gas valve device for an internal combustion enginePIERBURG GMBH·Filed 2014·Granted May 2, 2017·5 cites·13 claims
- 0577US8047502B2Combined check and control valvePIERBURG GMBH·Filed 2008·Granted Nov 1, 2011·7 cites·19 claims
- 0654US9695781B2Valve system for internal combustion enginesPIERBURG GMBH·Filed 2014·Granted Jul 4, 2017·0 cites·14 claims
- 0752US6478011B2Air intake device for an internal combustion engineMANN & HUMMEL FILTER·Filed 2001·Granted Nov 12, 2002·7 cites·6 claims
- 0850US9970337B2Actuator for valves in internal combustion enginesPIERBURG GMBH·Filed 2014·Granted May 15, 2018·1 cites·19 claims
- 0948US9719608B2Actuator for valves in internal combustion enginesPIERBURG GMBH·Filed 2014·Granted Aug 1, 2017·0 cites·12 claims
- 1047US6655348B1Port system, especially an induction manifold for an internal combustion engineMANN & HUMMEL FILTER·Filed 1999·Granted Dec 2, 2003·10 cites·16 claims
- 1147US6216657B1Process for regulating air consumption in the intake tract of an internal combustion engine and intake pipe for carrying out the processMANN & HUMMEL FILTER·Filed 1998·Granted Apr 17, 2001·10 cites·12 claims
- 1245US6591805B1Port system, especially an induction manifold for an internal combustion engineVOLVO CAR CORP AB·Filed 1999·Granted Jul 15, 2003·11 cites·11 claims
- 1344US2014170000A1Side channel blower having a plurality of feed channels distributed over the circumferencePAFFRATH HOLGER·Filed 2012·Application pending·0 cites
- 1442US6435152B1Induction device for an internal combustion engineMANN & HUMMEL FILTER·Filed 1999·Granted Aug 20, 2002·8 cites·19 claims
- 1542US2021156343A1Control device for an internal combustion enginePIERBURG GMBH·Filed 2018·Application pending·0 cites
- 1638US2009255251A1Exhaust gas recirculation system for an internal combustion enginePIERBURG GMBH·Filed 2009·Application pending·0 cites
- 1735US9086006B2Valve device for internal combustion enginesHERRMANN BERTHOLD·Filed 2010·Granted Jul 21, 2015·0 cites·18 claims
- 1831US6247438B1Intake pipe with shift drumMANN & HUMMEL FILTER·Filed 1999·Granted Jun 19, 2001·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →