ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,780, issued on Sept. 15, was assigned to Hitachi Astemo Ltd. (Hitachinaka, Japan).
"Rotating electric machine" was invented by Hideaki Goto (Hitachinaka, Japan) and Takaki Itaya (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present invention is to provide a rotating electric machine that is capable of suppressing an increase in the pressure loss of refrigerant flowing through a cooling channel. A refrigerant channel in a stator 3 of the rotating electric machine 1 according to the present invention has: a first refrigerant channel 11 through which refrigerant flows in the circumferential direction; second refri...