Inventor · disambiguated record
Siegfried Heer
Also filed as: HEER SIEGFRIED
28 granted patents·3 pending applications·476 citations·filing 1998–2020
97Inventor score
Files withTCG UNITECH AG16HALDEX BRAKE PROD GMBH7HALDEX BRAKE PROD AB4BRP ROTAX GMBH & CO KG1HEER SIEGFRIED1
Top patents by PatentIndex Score
31 records- 0197US6328006B1Device for adjusting the phase angle of a camshaft of an internal combustion engineTCG UNITECH AG·Filed 2000·Granted Dec 11, 2001·74 cites·9 claims
- 0295US6257186B1Device for adjusting the phase angle of a camshaft of an internal combustion engineTCG UNITECH AG·Filed 2000·Granted Jul 10, 2001·56 cites·16 claims
- 0394US6302073B1Device for adjusting the phase angle of a camshaft of an internal combustion engineTCG UNITECH AG·Filed 2000·Granted Oct 16, 2001·51 cites·14 claims
- 0490US7625437B2Cartridge for cleaning compressed air in compressed air supply systems of motor vehiclesHALDEX BRAKE PROD GMBH·Filed 2005·Granted Dec 1, 2009·24 cites·20 claims
- 0588US6138622ADevice for adjusting the phase angle of a camshaft of an internal combustion engineTCG UNITECH AG·Filed 1998·Granted Oct 31, 2000·45 cites·15 claims
- 0684US7331592B2Compressed air processing apparatus for compressed air systems of motor vehiclesHALDEX BRAKE PROD GMBH·Filed 2004·Granted Feb 19, 2008·21 cites·25 claims
- 0784US6112706ACooling system for motor vehiclesTCG UNITECH AG·Filed 1998·Granted Sep 5, 2000·39 cites·8 claims
- 0883US11440520B2Braking system for a commercial vehicle, compressed air processing unit and use of a compressed air processing unitHALDEX BRAKE PROD AB·Filed 2020·Granted Sep 13, 2022·1 cites·9 claims
- 0971US5979382ADevice for adjusting the phase angle of a camshaft of an internal combustion engineTCG UNITECH AG·Filed 1998·Granted Nov 9, 1999·23 cites·7 claims
- 1070US7431406B2Compressed air processing systemHALDEX BRAKE PROD GMBH·Filed 2004·Granted Oct 7, 2008·15 cites·20 claims
- 1170US7194345B2Compressed air processing system for motor vehiclesHALDEX BRAKE PROD GMBH·Filed 2004·Granted Mar 20, 2007·10 cites·20 claims
- 1269US6200089B1Coolant pumpTCG UNITECH AG·Filed 1999·Granted Mar 13, 2001·23 cites·10 claims
- 1367US6139274ARadial impeller for a centrifugal pumpTCG UNITECH AG·Filed 1999·Granted Oct 31, 2000·29 cites·5 claims
- 1462US11207935B2Electronic control device and control circuit for an air suspension system of a commercial vehicleHALDEX BRAKE PROD AB·Filed 2018·Granted Dec 28, 2021·2 cites·16 claims
- 1560US8628602B2Air processing device with two air dryer cartridgesHEER SIEGFRIED·Filed 2011·Granted Jan 14, 2014·1 cites·19 claims
- 1656US7139649B2Method for adaptation of a level of a vehicle with an air suspension elementHALDEX BRAKE PROD GMBH·Filed 2005·Granted Nov 21, 2006·3 cites·23 claims
- 1755US6270312B1Cooling water pump for an internal combustion engineTCG UNITECH AG·Filed 2000·Granted Aug 7, 2001·14 cites·6 claims
- 1853US6543399B2Apparatus for adjusting a camshaftTCG UNITECH AG·Filed 2001·Granted Apr 8, 2003·5 cites·10 claims
- 1951US6991001B2Compressed air control apparatus for compressed air systems of motor vehiclesHALDEX BRAKE PROD GMBH·Filed 2003·Granted Jan 31, 2006·4 cites·20 claims
- 2050US6966341B2Compressed air control apparatus for compressed air systems of motor vehiclesHALDEX BRAKE PROD GMBH·Filed 2003·Granted Nov 22, 2005·2 cites·20 claims
- 2150US6318307B1Cooling system for an internal combustion engineTCG UNITECH AG·Filed 2000·Granted Nov 20, 2001·5 cites·11 claims
- 2246US2018236398A1Air dryer cartridge, air dryer and commercial vehicle comprising an air dryer cartridgeHALDEX BRAKE PROD AB·Filed 2018·Application pending·0 cites
- 2344US6755172B2Thrust stopper device for camshaftBRP ROTAX GMBH & CO KG·Filed 2002·Granted Jun 29, 2004·5 cites·43 claims
- 2437US10814691B2Mechanically actuated leveling valve mechanismHALDEX BRAKE PROD AB·Filed 2018·Granted Oct 27, 2020·0 cites·24 claims
- 2537US6158958ACentrifugal pumpTCG UNITECH AG·Filed 1999·Granted Dec 12, 2000·6 cites·11 claims
- 2636US6138623ADevice for adjusting the phase angle of a camshaftTCG UNITECH AG·Filed 1998·Granted Oct 31, 2000·5 cites·12 claims
- 2734US6267554B1Cooling water pumpTCG UNITECH AG·Filed 1999·Granted Jul 31, 2001·5 cites·8 claims
- 2834US6053195APressure control valveTCG UNITECH AG·Filed 1998·Granted Apr 25, 2000·4 cites·10 claims
- 2933US2001020461A1Apparatus for adjusting a camshaftFiled 2001·Application pending·0 cites
- 3033US2001006050A1TransmissionFiled 2001·Application pending·0 cites
- 3132US6176204B1Cooling water pump for an internal combustion engineTCG UNITECH AG·Filed 1999·Granted Jan 23, 2001·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →