Inventor · disambiguated record
Stefan Karl
Also filed as: KARL STEFAN
25 granted patents·3 pending applications·435 citations·filing 1995–2022
96Inventor score
Files withVALEO CLIMATISATION15VALEO SYSTEMES THERMIQUES8BENOUALI JUGURTHA2KARL STEFAN2LIU JIN-MING1
Top patents by PatentIndex Score
28 records- 0195US5896750ADevice for the air conditioning of a vehicle when running and parkedVALEO CLIMATISATION·Filed 1995·Granted Apr 27, 1999·127 cites·9 claims
- 0287US12194813B2Heat treatment system for a motor vehicleVALEO SYSTEMES THERMIQUES·Filed 2020·Granted Jan 14, 2025·2 cites·14 claims
- 0384US12427838B2Thermal conditioning systemVALEO SYSTEMES THERMIQUES·Filed 2022·Granted Sep 30, 2025·1 cites·15 claims
- 0482US6178761B1Air conditioning circuit using a refrigerant fluid in the supercritical state, in particular for a vehicleVALEO CLIMATISATION·Filed 1999·Granted Jan 30, 2001·55 cites·34 claims
- 0579US5720181AAir conditioning installation, especially for a motor vehicleVALEO CLIMATISATION·Filed 1996·Granted Feb 24, 1998·45 cites·8 claims
- 0674US8935936B2Heat exchange device containing heat storage materialKARL STEFAN·Filed 2010·Granted Jan 20, 2015·5 cites·19 claims
- 0772US7182129B2Device for heating and/or air-conditioning the passenger compartment of a motor vehicleVALEO CLIMATISATION·Filed 2001·Granted Feb 27, 2007·19 cites·10 claims
- 0871US5740681AMethod and apparatus for controlling the temperature of air delivered to the cabin of a motor vehicleVALEO CLIMATISATION·Filed 1996·Granted Apr 21, 1998·36 cites·12 claims
- 0967US6584785B1Vehicle heating installation using an evaporator as heat sourceVALEO CLIMATISATION·Filed 1997·Granted Jul 1, 2003·28 cites·29 claims
- 1064US8955651B2Brake discKARL STEFAN·Filed 2012·Granted Feb 17, 2015·2 cites·12 claims
- 1162US6041849AHeating device for vehicle using the coolant fluid circuitVALEO CLIMATISATION·Filed 1997·Granted Mar 28, 2000·24 cites·30 claims
- 1261US9803896B2Heat conditioning system for a motor vehicleBENOUALI JUGURTHA·Filed 2011·Granted Oct 31, 2017·1 cites·7 claims
- 1360US5934097AModular component for a refrigerant fluid circuit, in particular for air conditioning the cabin of a motor vehicleVALEO CLIMATISATION·Filed 1997·Granted Aug 10, 1999·25 cites·14 claims
- 1457US2024336116A1Heat producing unit for a motor vehicleVALEO SYSTEMES THERMIQUES·Filed 2022·Application pending·0 cites
- 1557US2024375483A1Thermal management device for the batteries of an electric or hybrid vehicleVALEO SYSTEMES THERMIQUES·Filed 2022·Application pending·0 cites
- 1654US2025074135A1Method for controlling an air-conditioning and/or heating systemVALEO SYSTEMES THERMIQUES·Filed 2022·Application pending·0 cites
- 1753US12384223B2Refrigerant circuit for a vehicle, and method for controlling such a circuitVALEO SYSTEMES THERMIQUES·Filed 2020·Granted Aug 12, 2025·0 cites·6 claims
- 1853US11725737B2Fluid circulation valve and thermal treatment system for a vehicle comprising such a valveVALEO SYSTEMES THERMIQUES·Filed 2020·Granted Aug 15, 2023·0 cites·9 claims
- 1949US9157672B2Device for controlling a fixed-capacity compressorLIU JIN-MING·Filed 2009·Granted Oct 13, 2015·0 cites·11 claims
- 2046US5924299AMonobloc component for a refrigerant fluid circuit, in particular for air conditioning the cabin of a motor vehicleVALEO CLIMATISATION·Filed 1997·Granted Jul 20, 1999·14 cites·15 claims
- 2144US9459030B2Thermostatic expansion device and air conditioning loop comprising such a thermostatic expansion deviceBENOUALI JUGURTHA·Filed 2011·Granted Oct 4, 2016·0 cites·6 claims
- 2244US6202430B1Method and apparatus for detecting excessive pressure in a refrigerant fluid in the condenser of an air conditioning and heating installationVALEO CLIMATISATION·Filed 1998·Granted Mar 20, 2001·12 cites·12 claims
- 2343US6286327B1Refrigerant fluid circuit including an air conditioning loop and a heating loop, in particular for a motor vehicleVALEO CLIMATISATION·Filed 1997·Granted Sep 11, 2001·12 cites·24 claims
- 2440US5692390ADevice for controlling the temperature in the passenger compartment of a vehicle with an electric motorVALEO CLIMATISATION·Filed 1995·Granted Dec 2, 1997·11 cites·19 claims
- 2538US10766337B2Control system for air conditioning system of a motor vehicleVALEO SYSTEMES THERMIQUES·Filed 2016·Granted Sep 8, 2020·0 cites·13 claims
- 2635US5737930AAir conditioning fluid circuit for a vehicle, giving adjustable heating powerVALEO CLIMATISATION·Filed 1996·Granted Apr 14, 1998·7 cites·9 claims
- 2733US6109046AAir conditioning apparatus for a vehicle with a heating loop including a variable output compressorVALEO CLIMATISATION·Filed 1997·Granted Aug 29, 2000·6 cites·19 claims
- 2830US6073453AMethod and device for detecting the presence of liquid at the suction inlet of a compressor of refrigerating fluidVALEO CLIMATISATION·Filed 1998·Granted Jun 13, 2000·3 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →