Inventor · disambiguated record
Thomas Sprengel
Also filed as: SPRENGEL THOMAS
7 granted patents·34 citations·filing 2002–2020
77Inventor score
Top patents by PatentIndex Score
7 records- 0177US6845988B2Method of controlling the quantity of air in a vehicle level control systemDAIMLER CHRYSLER AG·Filed 2002·Granted Jan 25, 2005·29 cites·8 claims
- 0254US8474797B2Air spring systemSPRENGEL THOMAS·Filed 2011·Granted Jul 2, 2013·2 cites·10 claims
- 0347US10394258B2Pressure maintaining valve for a reversible connection to an air linePORSCHE AG·Filed 2017·Granted Aug 27, 2019·0 cites·7 claims
- 0446US11524545B2Switching valve for an air spring arrangement and an air spring arrangementPORSCHE AG·Filed 2020·Granted Dec 13, 2022·0 cites·9 claims
- 0546US8761999B2Level control system for a vehicle, and method for operating a level control system for a vehicleILIAS HEIKE·Filed 2006·Granted Jun 24, 2014·3 cites·16 claims
- 0628US8712638B2Control unit of a ride level control system, and ride level control systemSPRENGEL THOMAS·Filed 2012·Granted Apr 29, 2014·0 cites·11 claims
- 0725US8770361B2Residual pressure holding valve and suspension strutGERMANO FRANCESCO·Filed 2011·Granted Jul 8, 2014·0 cites·18 claims
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