ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,150, issued on Dec. 16, was assigned to ILIMARINE SYSTEMS INC.

"Trolling motor steering unite" was invented by John D Oliverio (Brandon, Fla.) and Nicholas A. Vicari (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A trolling motor steering unit to control rotation of a propulsion support shaft and direction of thrust of a lower propulsion unit including a steering motor, a shaft sleeve to receive the propulsion support shaft therethrough and a multi-stage planetary gear assembly driven by the steering motor to engage and rotate the shaft sleeve to rotate the propulsion support shaft and lower propulsion unit."

The patent was filed on Ma...