ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,661, issued on June 24, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).

"Heat pump system for vehicle" was invented by Seong-Bin Jeong (Hwaseong-Si, South Korea), Dong Seok Oh (Hwaseong-Si, South Korea), Namho Park (Suwon-Si, South Korea), Wan Je Cho (Hwaseong-Si, South Korea), Seung Hyun Won (Gunpo-Si, South Korea), Jungha Park (Gunpo-Si, South Korea), ChangMin Park (Seoul, South Korea), Ji Wan Son (Yongin-Si, South Korea), Yeonho Kim (Seoul, South Korea), ByeonGgu Kang (Hwaseong-Si, South Korea), Jong Il Park (Hwaseong-Si, South Korea), Hyunjae Lee (Yongin-Si, South Korea), Jinsung Park (Hwaseong-Si, South Korea), Jae Yeon Kim (Hwaseong...