ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,162, issued on Oct. 14, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).
"Heat pump system for vehicle" was invented by Jeawan Kim (Hwaseong-si, South Korea), Jae Yeon Kim (Hwaseong-si, South Korea) and Man Hee Park (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "In order to improve cooling and heating performance by applying a gas injection device selectively operating in an air conditioning mode of vehicle interior to increase the flow rate of the refrigerant, a heat pump system for a vehicle may include a compressor, a HVAC module, a heat-exchanger, a first expansion valve, a gas...