ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,749, issued on March 11, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea), KIA Corp. (Seoul, South Korea) and Hanon Systems (Daejeon, South Korea).

"Air conditioning system with an integrated heat exchanger" was invented by Kwang Ok Han (Seoul, South Korea), Gee Young Shin (Suwon-si, South Korea), Su Yeon Kang (Seoul, South Korea), Dong Ho Kwon (Yongin-si, South Korea), Myung Hoe Kim (Seoul, South Korea), Dae Hee Lee (Incheon, South Korea), In Jae Kang (Daejeon, South Korea), Tae Young Park (Daejeon, South Korea) and Jae Chun Ryu (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air conditioning system is provided wi...