ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,336, issued on March 18, was assigned to Syswit Optoelectronics Technology Co. Ltd. (Guangzhou, China).
"Red dot sight" was invented by Wenjie Li (Guangzhou, China) and Xi Wang (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A red dot sight includes a sight body. A lens frame is arranged on a front end of the sight body, and a lens is arranged in the lens frame; a lamp holder is arranged in the sight body, a Light Emitting Diode (LED) lamp is arranged on the lamp holder, an adjustment mechanism is arranged in the sight body, a windage adjustment screw and a gravity adjustment screw are arranged on an outer side of the sight body, a...