ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,754,410, issued on Oct. 6, was assigned to SINTAI OPTICAL (SHENZHEN) Co. LTD. (Shenzhen City, China) and ASIA OPTICAL Co. INC. (Taichung, Taiwan).
"Sight and compensating mechanism thereof" was invented by Ken Chiakan Chang (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sight includes a compensating mechanism. The compensating mechanism includes a base unit, a displaying unit, an adjusting cap and a first transmission unit. The displaying unit is disposed on the base unit and includes a mark. The adjusting cap is disposed outside the displaying unit and includes an information displaying portion for showing the mark. The first transmi...