ALEXANDRIA, Va., June 25 -- United States Patent no. 12,340,755, issued on June 24, was assigned to BOE Technology Group Co. Ltd. (Beijing).

"Scan circuit, display apparatus, and method of operating scan circuit" was invented by Weixing Liu (Beijing), Wanpeng Teng (Beijing), Chunfang Zhang (Beijing) and Zhiqiang Xu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A scan circuit is provided. The scan circuit includes a plurality of scan units in a plurality of stages, respectively. A respective scan unit of the plurality of scan units includes an output subcircuit. The output subcircuit includes a first switch transistor and a second switch transistor. A source electrode of the first switch transistor ...