ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,539, issued on Sept. 22, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).
"Driving force control device" was invented by Hiroki Iguma (Shizuoka-ken, Japan) and Akira Hibino (Susono, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A driving force control device in which, based on the rotational speed of the motor mounted on the vehicle, it is determined whether resonance occurs in the vehicle with respect to the road, and when it is determined that resonance occurs in the vehicle, the torque of the motor is limited. Only the fluctuation component of the rotation speed is extracted from the rotation speed of the motor with a band-pass filter...