ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,239, issued on Feb. 17, was assigned to Hyundai Transys Inc. (Seosan-si, South Korea).
"Power transmission device for hybrid vehicle" was invented by Seung Hyun Kim (Hwaseong-si, South Korea), Bon Kyung Koo (Hwaseong-si, South Korea), Hyun Kyu Kim (Hwaseong-si, South Korea) and Yeon Tae Lee (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a power transmission device for a hybrid vehicle including an engine configured to generate power, an input connected with the engine and configured to provide three-speed power with different gear ratios, a first motor generator driven when power is applied, a first transmission...