ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,729, issued on July 15, was assigned to TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD. (Hsinchu, Taiwan).
"Automated material handling system (AMHS) rail methodology" was invented by Guancyun Li (Toufen Town, Taiwan) and Ching-Jung Chang (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for rail management of an overhead transport ("OHT") system of an associated automated material handing system ("AMHS") that includes a controller in communication with the OHT system, including vehicles traveling on rails of the OHT. The rail management system also includes a turntable located on a portion of the OHT and equipped ...