ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,885, issued on Nov. 18.
"Power generation system" was invented by Kohei Hayamizu (Mitaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a power generation device that generates electricity using a potential energy of a circulation fluid (F) raised to a predetermined height position by a wave force, the device including: a float (27) that includes a hollow portion (27A); a feeding device (24), the feeding device (24) being accommodated in the hollow portion (27A) of the float (27); and a power generation unit (23) that generates the electricity using the potential energy of the circulation fluid F raised to the predetermined ...