ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,010, issued on Oct. 7, was assigned to Coretronic Corp. (Hsin-Chu, Taiwan).
"Rotation wheel and projection apparatus" was invented by Yao-Chien Chuang (Hsin-Chu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotation wheel, comprising a substrate, a driving assembly, a clamping member and a balancing assembly. The driving assembly is connected with the substrate, and is configured to drive the substrate to rotate around an axis of the driving assembly as the central axis. The clamping member is disposed along the axis on the substrate. The balancing assembly includes at least one balancing material, an adhesive material and at least one cha...