Inventor
GRAAF MARC
DE32 patents
⚠️ This page may combine multiple inventors who share the name “GRAAF MARC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HANON SYSTEMS
12 patentsUS10875385B2Dec 29, 2020
Climate control system of a motor vehicle and method for operating the climate control system
HANON SYSTEMS5 citations72
US10710433B2Jul 14, 2020
AC-system with very high cooling capacity
HANON SYSTEMS3 citations72
US10160290B2Dec 25, 2018
Modular designed high performance heat pump system for a vehicle with low waste heat radiation
HANON SYSTEMS2 citations71
US10787061B2Sep 29, 2020
Heat pump system with additional heat source for evaporation of refrigerant
HANON SYSTEMS4 citations70
US11781657B2Oct 10, 2023
3-2 way expansion valve
HANON SYSTEMS3 citations69
US10989451B2Apr 27, 2021
Oil management in a refrigeration system—compressor oil cooler integrated into gascooler
HANON SYSTEMS2 citations67
US10252596B2Apr 9, 2019
Chiller integration into vcool system
HANON SYSTEMS1 citations62
US10363792B2Jul 30, 2019
Air-conditioning system for cooling and drying air in passenger compartment of vehicle
HANON SYSTEMS1 citations57
US10449834B2Oct 22, 2019
Refrigerant circuit for a vehicle air conditioning system with heat pump
HANON SYSTEMS0 citations41
US10279655B2May 7, 2019
HV iCool light HVAC
HANON SYSTEMS0 citations41
US10571164B2Feb 25, 2020
Air-conditioning system of a motor vehicle and method for operating the air-conditioning system
HANON SYSTEMS0 citations40
US10712064B2Jul 14, 2020
Apparatus for separating and storing liquid refrigerant in refrigerant circuit
HANON SYSTEMS0 citations32
VISTEON GLOBAL TECH INC
6 patentsUS8037698B2Oct 18, 2011
Air conditioning unit for motor vehicles and method for its operation
VISTEON GLOBAL TECH INC8 citations83
US9242528B2Jan 26, 2016
Heat exchanger arrangement and air conditioning system of a motor vehicle
VISTEON GLOBAL TECH INC9 citations82
US9821625B2Nov 21, 2017
Heat exchanger assembly for heat absorption and climate control system of a motor vehicle
VISTEON GLOBAL TECH INC5 citations71
US9346336B2May 24, 2016
Refrigerant circuit of an air conditioner with heat pump
VISTEON GLOBAL TECH INC2 citations62
US10017031B2Jul 10, 2018
Heat exchanger arrangement for heat uptake and air conditioning system of a motor vehicle
VISTEON GLOBAL TECH INC1 citations50
US7275391B2Oct 2, 2007
Assembly for refrigerant circuits
VISTEON GLOBAL TECH INC0 citations48
HALLA VISTEON CLIMATE CONTROL
6 patentsUS10040334B2Aug 7, 2018
R744 based heat pump system with a water cooled gas cooler for cooling, heating and dehumidification of an EV/HEV
HALLA VISTEON CLIMATE CONTROL5 citations71
US9821627B2Nov 21, 2017
Air-conditioning system for a motor vehicle
HALLA VISTEON CLIMATE CONTROL3 citations71
US10914504B2Feb 9, 2021
Device and method for icing prevention regulation for heat pump evaporators
HALLA VISTEON CLIMATE CONTROL2 citations69
US9683671B2Jun 20, 2017
Valve block assembly for several valves
HALLA VISTEON CLIMATE CONTROL4 citations69
US9963010B2May 8, 2018
Air conditioning system for an automobile
HALLA VISTEON CLIMATE CONTROL1 citations45
US10017028B2Jul 10, 2018
Heat exchanger for refrigerant circuitry
HALLA VISTEON CLIMATE CONTROL1 citations44
GRAAF MARC
3 patentsUS9242527B2Jan 26, 2016
Refrigerant circuit of an HVAC system of a motor vehicle
GRAAF MARC8 citations81
US9897356B2Feb 20, 2018
Refrigeration plant with refrigerant evaporator arrangement and process for parallel air and battery contact cooling
GRAAF MARC2 citations68
US8524387B2Sep 3, 2013
Battery unit for hybrid or electric vehicles
GRAAF MARC5 citations68