ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,454, issued on May 27, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Electric circular saw" was invented by Xiangqing Fu (Nanjing, China), Junyong Yang (Nanjing, China), Cong Li (Nanjing, China), Liang Chen (Nanjing, China), Junjie Ye (Nanjing, China), Fangya Lv (Nanjing, China) and Shuming Wu (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric circular saw includes a housing, a motor including a motor shaft enabled to rotate about a first rotation axis, and a transmission assembly including a first transmission member and a second transmission member. The motor shaft has a first end and a second end opp...