ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,461, issued on May 20, was assigned to TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD. (Shenzhen, China).
"Driving module and focusing mechanism including driving module" was invented by Chan-Chi Chen (New Taipei, Taiwan) and Wen-Chieh Lin (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A driving module configured for driving a teleconverter lens assembly to move up and down with precision includes a mounting base, a driving assembly connected with the mounting base, and an optical grating sensor. The driving assembly includes a linear motor adapted to be fixedly connected with the teleconverter lens assembly and configured to drive the t...