ALEXANDRIA, Va., June 19 -- United States Patent no. 12,336,322, issued on June 17, was assigned to Board of Trustees of Michigan State University (East Lansing, Mich.).

"Transparent luminescent solar concentrator" was invented by Richard R. Lunt III (Williamston, Mich.) and Chenchen Yang (Holt, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A solar concentrator device is provided. The solar concentrator device includes a waveguide having a luminophore and a first refractive index; a photovoltaic component operably coupled to the waveguide; and a film disposed onto a surface of the waveguide, the film having a second refractive index. The second refractive index of the film is lower than the first refr...