ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,239, issued on Nov. 25, was assigned to JANOME Corp. (Tokyo).
"Sewing machine and method for controlling sewing machine" was invented by Kentaro Akahane (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sewing machine includes a rotational speed determination unit configured to determine a rotational speed instruction value on the basis of information from a movement detection sensor that detects movement of a workpiece and a predetermined sewing pitch amount, an upper limit rotational speed setting unit configured to set an upper limit rotational speed value, a rotational speed control unit configured to control a rotational speed to the rota...