ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,192, issued on May 26, was assigned to NHK SPRING Co. LTD. (Yokohama, Japan).

"Watercraft, watercraft control device, watercraft control method, and program" was invented by Sachio Ooshita (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A watercraft includes a steering unit, a rudder unit, a transmission unit configured to connect the steering unit and the rudder unit and mechanically transmit an input operation on the steering unit to the rudder unit, a drive unit configured to operate the rudder unit without any need of an input operation on the steering unit, and a watercraft control device for controlling the drive unit."

The pat...