ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,305, issued on July 14, was assigned to BEIJING UNICORN TECHNOLOGY Co. LTD. (Beijing).

"Head-mounted display device" was invented by Jiasheng Xiao (Beijing) and Bing Xiao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of the present application provides a head-mounted display device. In the head-mounted display device, an optical imaging apparatus includes an image source element, a beam splitter element, and a reflective element configured to be aligned on an optical path; a structure of an absorbing element and a position of the absorbing element relative to the optical imaging apparatus configured to enable the absorbing el...