ALEXANDRIA, Va., July 7 -- United States Patent no. 12,672,688, issued on July 7, was assigned to Smith Sport Optics Inc. (Portland, Ore.).

"Helmet fit system and methods" was invented by Craig Robbins (Portland, Ore.), Eric Thorsell (Portland, Ore.) and Aaron Barker (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fit adjustment system for a helmet is described. An example fit adjustment system includes a first flexible layer and a second flexible layer joined to the first flexible layer to form a two-layer structure. A lower portion extends below a bottom edge of the helmet when the helmet is worn, and the two-layer structure is sufficiently flexible for repeated folding into the helmet's c...