ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,340, issued on Dec. 30, was assigned to PlayNitride Display Co. Ltd. (MiaoLi County, Taiwan).
"Micro device mass transfer equipment" was invented by Yun-Li Li (MiaoLi County, Taiwan) and Yu-Hung Lai (MiaoLi County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A micro device mass transfer equipment including a base stage, a moving stage, a substrate stage, a laser device, a rolling and pressing mechanism, and a heating mechanism is provided. The moving stage is movably disposed on the base stage, and moves with a moving path. The substrate stage is movably disposed on the base stage, and is adapted to move between different positions overlap...