ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,600, issued on July 15, was assigned to Sunstream Corp. (Kent, Wash.).
"Watercraft lift" was invented by Kenneth Edwards Hey (Mercer Island, Wash.), Loern Alan Halverson (Bellevue, Wash.), Dean Allen Stanford (Seattle) and Kent Bradley Van Olst (Seattle).
According to the abstract* released by the U.S. Patent & Trademark Office: "A watercraft lift with rearward and forward lateral beams, left and right side longitudinal side beams, a pair of left side lifting arms, a pair of right side lifting arms supporting at their upper ends left and right side watercraft supports, and left and right side actuators pivotally attached to the left and right side rearward lifting arms. In one em...