ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,223, issued on April 14, was assigned to KAWASAKI MOTORS LTD. (Akashi, Japan).

"Energy assembly" was invented by Yoshimoto Matsuda (Akashi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An energy assembly includes: an engine including a crank shaft; a starter that starts the engine; an energy converter that is connected to the crank shaft of the engine and converts rotational power of the crank shaft into another type of energy; controlling circuitry configured to control the engine, the starter, and the energy converter; a supporting body supporting the engine, the starter, the energy converter, and the controlling circuitry; and an energy ...