ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,084, issued on June 3, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Power tool" was invented by Wenkang Tong (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power tool includes: an electric motor including a rotor and multi-phase stator windings; multiple power switches arranged between a power supply and the electric motor and including multiple high-side switches and multiple low-side switches; a parameter detection device configured to detect an electrical parameter of the electric motor; and a controller configured to output a control signal to control the multiple power switches and at least configured to...