ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,394, issued on April 21, was assigned to Nissan Motor Co. Ltd. (Yokohama, Japan).

"Battery frame for vehicle" was invented by Yuuji Okamoto (Kanagawa, Japan) and Shinya Akizuki (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery frame comprises: a plate-shaped bottom-surface frame; and side-surface frames including a pair of right and left side frames that are fixed to the outer circumference portion of the bottom-surface frame and extend in the vehicle longitudinal direction. The battery frame is attached to the floor back of the automobile body to support batteries. The side frames are each provided inside with a gas exhaust...