ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,031, issued on Oct. 7, was assigned to TAIWAN SEMICONDUCTOR MANUFACTURING Co. LTD. (Hsinchu, Taiwan).

"Bonding system and method for using the same" was invented by Chieh Chang (Hsinchu, Taiwan), Jyh-Cherng Sheu (Hsinchu, Taiwan), Chen-Fong Tsai (Hsinchu, Taiwan), Huicheng Chang (Tainan, Taiwan) and Yee-Chia Yeo (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes mounting a first wafer on a first wafer chuck and mounting a second wafer on a second wafer chuck. The second wafer is brought into physical contact with the first wafer. A relative distance between the first wafer and the second wafer is monitored using a dista...