ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,521, issued on April 14, was assigned to GuRu Wireless Inc. (Pasadena, Calif.).

"Smart wirelessly charging battery" was invented by Behrooz Abiri (Pasadena, Calif.), Chris Keller (Pasadena, Calif.) and Raimond Ghazarian (Pasadena, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless charging system includes, in part, a first board, a multitude of rectenna boards, and a second board. The first board is adapted to receive a bottom portion of a rechargeable battery, and includes, in part, a ground plane, a first multitude of receptacles positioned along a perimeter of the first board, and circuitry adapted to convert a received RF signal t...