ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,704, issued on April 22, was assigned to Kawasaki Jukogyo K.K. (Kobe, Japan).

"Secondary battery unit and humanoid robot" was invented by Masayuki Kamon (Kobe, Japan), So Yukizaki (Kobe, Japan), Junichi Karasuyama (Kobe, Japan) and Yuki Tanaka (Kobe, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A secondary battery unit includes a first secondary battery module disposed at at least either one of a front part or a back part of a body of a humanoid robot, a second secondary battery module disposed around the body in a direction intersecting with a front-and-rear direction of the body, and a base coupling the first secondary battery module to the...