ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,606, issued on March 18, was assigned to TAYLOR MADE GOLF COMPANY INC. (Carlsbad, Calif.).

"Golf club head" was invented by Paul M. Demkowski (San Diego), Bret H. Wahl (Escondido, Calif.), Scott Taylor (Bonita, Calif.) and Sanjay Kuttappa (Oceanside, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An iron-type golf club head having a strike plate attached to a body and creating an internal cavity. The body includes an internal recess in a back portion and at least partially containing an internal tungsten weight that does not contact a back surface of the strike plate. The strike plate forms a part of a sole portion of the golf club head. An ...