ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,038, issued on May 20, was assigned to MOBILETRON ELECTRONICS Co. LTD. (Taichung, Taiwan).
"Electric tool and control method thereof" was invented by Po-Kai Dai (Pingtung County, Taiwan) and Wei-Hsiu Li (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric tool includes a motor, a drive shaft, a torque sensing module, and a control device. A control method of the electric tool includes: driving the motor to rotate a rotating shaft in a direction of rotation through the control device; driving the motor in a plurality of first start-stop cycles through the control device when the control device determines that an increase in th...