ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,014, issued on Dec. 2, was assigned to YAMAHA HATSUDOKI K.K. (Shizuoka, Japan).
"Marine propulsion system and marine vessel" was invented by Yuji Ikegaya (Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A marine propulsion system includes a controller configured or programmed to perform a control to rotate a hull by driving an auxiliary propulsion device having a maximum output smaller than a maximum output of a main propulsion device and having a steering angle range wider than a steering angle range of the main propulsion device without generating a thrust from the main propulsion device."
The patent was filed on Oct. 21, 2022, unde...