ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,658, issued on March 31, was assigned to HITACHI ASTEMO LTD. (Hitachinaka, Japan).
"Electric vehicle control device and method for controlling electric vehicle control device" was invented by Hiroaki Takuma (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric vehicle control device that controls a vehicle traveling via a transmission coupled to a plurality of electric motors as a drive source, the electric vehicle control device including: a controller configured to control a first electric motor and a second electric motor that are in contact with a first transmission and a second transmission incorporating a liquid mediu...