ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,132, issued on June 3, was assigned to Kaolino O Kalini Richard Baker (Kailua Kona, Hawaii).
"Tile leveling system" was invented by Kaolino O Kalani Richard Baker (Kailua Kona, Hawaii) and Paul Trpkovski (Kailua Kona, Hawaii).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides tools, systems, and methods for leveling and aligning tiles. A tile leveling tool for guiding installation of tiles on an uneven installation surface comprises: an elongated main body extending along a longitudinal axis thereof, from a first end to a second end, wherein the main body further comprises a flat reference side, wherein the reference side h...