ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,017, issued on June 2, was assigned to Callaway Golf Co. (Carlsbad, Calif.).

"Golf club head with reinforced channel" was invented by Dominic LeBlanc (Encinitas, Calif.), Christopher A.G. Nunez (Escondido, Calif.) and Brandon D. DeMille (Carlsbad, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A golf club head with a channel sized to receive one or more adjustable weights and an external support structure that bridges, and thereby supports, the channel without unduly interfering with weight adjustment is disclosed herein. The support structure, which includes one or more stiffening members on the exterior of the golf club head, improves the so...