ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,476, issued on May 20, was assigned to OUT OF S.R.L. (Brescia, Italy).
"Eye protection mask for practicing winter sports" was invented by Federico Righi (Brescia, Italy) and Roberto Righi (Brescia, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "An eye mask for practicing winter sports is provided. The eye mask has a lens assembly having a frame, a structural lens, a Guest-Host-type liquid crystal (LC) film adapted to modify a transparency level thereof and laminated to the structural lens, and a photovoltaic cell for supplying the LC film. The structural lens is applied to the frame. The frame has a higher stiffness than the structural lens."...