ALEXANDRIA, Va., April 15 -- United States Patent no. 12,604,440, issued on April 14, was assigned to LS ELECTRIC Co. LTD. (Anyang-si, South Korea).

"Lower module of power electronic device" was invented by Soo Yong Hwang (Anyang-si, South Korea), Kil Ju Jung (Anyang-si, South Korea), Su Hyeong Lee (Anyang-si, South Korea), Won Suk Choi (Anyang-si, South Korea) and Kyu Hwa Kim (Anyang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lower module of a power electronic device includes a lower module included in a power electronic device that is divided into an upper module and a lower module by an intermediate plate and comprises a blower fan to introduce air into the inner space of the lower m...