Inventor · disambiguated record
Dieter Thonnessen
Also filed as: THOENNESSEN DIETER · THONNESSEN DIETER
7 granted patents·1 pending application·54 citations·filing 1981–2007
84Inventor score
Files withPIERBURG GMBH4BOSCH PIERBURG SYSTEM OHG1KUEHNEL HANS-ULRICH1PIERBURG AG1PIERBURG GMBH & CO KG1
Top patents by PatentIndex Score
8 records- 0177US7207324B2Air-intake duct system for a combustion enginePIERBURG GMBH·Filed 2004·Granted Apr 24, 2007·16 cites·20 claims
- 0263US8403031B2Heat transmission unitKUEHNEL HANS-ULRICH·Filed 2007·Granted Mar 26, 2013·2 cites·4 claims
- 0353US2007068663A1Heat exchangerPIERBURG GMBH·Filed 2006·Application pending·0 cites
- 0446US6213446B1Exhaust gas recirculation valve having means to free a stuck valve memberPIERBURG AG·Filed 1999·Granted Apr 10, 2001·12 cites·8 claims
- 0545US4722482AElectro-magnetic injection valve having enhanced valve-opening forcesPIERBURG GMBH & CO KG·Filed 1986·Granted Feb 2, 1988·9 cites·10 claims
- 0638US5159898AProcess and apparatus for utilization of fuels with alcohol additives for an internal combustion enginePIERBURG GMBH·Filed 1991·Granted Nov 3, 1992·9 cites·16 claims
- 0735US4379770ACarburettors for internal combustion enginesBOSCH PIERBURG SYSTEM OHG·Filed 1981·Granted Apr 12, 1983·3 cites·18 claims
- 0831US4913355AElectromagnetic injection valve for internal combustion enginesPIERBURG GMBH·Filed 1989·Granted Apr 3, 1990·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →