ALEXANDRIA, Va., July 16 -- United States Patent no. 12,672,519, issued on June 30, was assigned to CHENG MEI INSTRUMENT TECHNOLOGY Co. LTD. (Zhubei City, Taiwan).

"Mechanism for fine adjusting an angle of a semiconductor wafer fixture" was invented by Te-Chun Chen (Zhubei City, Taiwan) and Ming-Chih Cheng (Zhubei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mechanism for fine adjusting an angle of a semiconductor wafer fixture includes a fixture for a semiconductor wafer, a turntable, a rotating motor and a base. The top surface of the fixture is provided with a positioning portion for accommodating a semiconductor wafer, the turntable is detachably installed under the fixture, the rotating...