ALEXANDRIA, Va., April 21 -- United States Patent no. 12,610,479, issued on April 21, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Portable electronic device" was invented by Hyunsuk Yang (Seoul, South Korea), Yongjin Hwang (Seoul, South Korea), Donghyok Shin (Seoul, South Korea), Peelhyuk Lim (Seoul, South Korea), Bongjun Jae (Seoul, South Korea), Byeongduk An (Seoul, South Korea), Dongjoon Choi (Seoul, South Korea) and Laio Kang (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a portable electronic device including a flexible display, a shutter frame arranged on a back surface of the flexible display, a middle frame arranged on a back surface of the shutter fram...