ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,882, issued on Sept. 23, was assigned to GIANT MANUFACTURING Co. LTD. (Taichung, Taiwan).
"Power-measuring devices" was invented by Ching-Yao Lin (Taichung, Taiwan), Chin-Lai Huang (Hsinchu, Taiwan), Chih-Kai Chang (Taichung, Taiwan) and Chung-Wei Lin (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power-measuring device includes a spindle, a power gauge, an electrical circuit, and a cover. The spindle is configured to provide a coupling with a driving unit. The spindle includes a battery chamber within a hollow space of the spindle. The battery chamber is configured to receive a battery unit. The power gauge is coupled with the ...