US Patent 10486771 Motorized hydrofoil device

A motorized hydrofoil apparatus may include a sailboard having a top surface and a bottom surface; a first hydrofoil assembly; a pivotable second hydrofoil attached to a second support unit; and a propulsion system. The hydrofoil apparatus may also include one or more sensing units disposed on predetermined locations on the first support unit to operatively communicate to the second hydrofoil to automatically generate corrective responses to various destabilizing hydrodynamic effects to stabilize the hydrofoil apparatus.