ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,540, issued on March 11, was assigned to Lone Gull Holdings Ltd. (Portland, Ore.).
"Wave-energized diode pump" was invented by Brian Lee Moffat (Portland, Ore.) and Garth Alexander Sheldon-Coulson (Portland, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an apparatus that floats at the surface of a body of water over which waves pass. Passing waves cause a nominally vertical axis of the apparatus to tilt away from an axis normal to the resting surface of the body of water. Tilting of sufficient magnitude and duration allows a fluid to flow through a channel that in an un-tilted apparatus would require the gravitational potential e...