ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,450, issued on Oct. 14, was assigned to KANZAKI KOKYUKOKI MANUFACTURING Co. LTD. (Amagasaki, Japan).

"Marine propulsion apparatus" was invented by Koji Kiyooka (Amagasaki, Japan), Tomoyuki Ebihara (Amagasaki, Japan), Takashi Nishizawa (Amagasaki, Japan), Koga Yamane (Amagasaki, Japan), Kengo Sasahara (Amagasaki, Japan), Shigeaki Nakagawa (Amagasaki, Japan), Kazuki Yasui (Amagasaki, Japan) and Toshiaki Okanishi (Amagasaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a marine propulsion apparatus that transmits power of at least one of an internal combustion engine (ICE) and a generator motor (GM) mounted on a ship to a propeller via a for...