ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,974, issued on Dec. 23, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).
"Method for controlling regenerative braking of vehicle" was invented by Ji Won Oh (Hwaseong-Si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling regenerative braking includes determining a natural frequency of vehicle suspension pitch motion according to characteristics of a suspension device of vehicle; providing a filter of removing or passing a natural frequency component of the vehicle suspension pitch motion to a control unit; determining, by the control unit, a required regenerative braking forc...