ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,669, issued on Feb. 3.
"Coaxial laser-wire optical system for use in Additive Manufacturing" was invented by Stanley L. Ream (Columbus, Ohio), Craig T. Walters (Powell, Ohio) and Jacob Hay (Circleville, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "A feed head apparatus for use in laser wire additive manufacturing, comprising an optical housing adapted to receive a laser beam therein and a wire therein, wherein the wire is adapted for use in additive manufacturing; a first reflective optic for receiving and reflecting the laser beam; and a second reflective optic for receiving laser light reflected by the first reflective optic, wherein the sec...