ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,159, issued on March 31, was assigned to AUO Corp. (Hsinchu City, Taiwan).
"Transparent display apparatus" was invented by Liang-Yin Huang (Hsinchu City, Taiwan) and Kun-Cheng Tien (Hsinchu City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transparent display apparatus includes a first transparent substrate, first signal lines, second signal lines, pixel structures, transparent insulation patterns, a second transparent substrate and an electrochromic material. The first transparent substrate has a circuit area, pixel areas and light modulation areas. The first signal lines and the second signal lines cross with each other and are arrang...