ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,485, issued on May 13, was assigned to CubivPV Inc. (Bedford, Mass.).

"Enhanced perovskite materials for photovoltaic devices" was invented by Michael D. Irwin (Heath, Texas), Michael Holland (Lancaster, Texas) and Nicholas Anderson (Dallas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A perovskite material that has a perovskite crystal lattice having a formula of CxMyXz, and alkyl polyammonium cations disposed within or at a surface of the perovskite crystal lattice; wherein x, y, and z, are real numbers; C comprises one or more cations selected from the group consisting of Group 1 metals, Group 2 metals, ammonium, formamidinium, guanidinium, and ...