ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,068, issued on Nov. 18, was assigned to YAMAHA HATSUDOKI K.K. (Shizuoka, Japan).
"Marine propulsion system and marine vessel" was invented by Akihiro Tagata (Shizuoka, Japan) and Yoshinori Yagi (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 temporarily cancel an in-wave vessel speed control mode, in which an in-wave vessel speed control is performed to adjust a vessel speed based on information regarding upward-downward movement of a hull when waves are occurring, for a predetermined period of time when an operator is operated to cancel the in-wave vessel s...