ALEXANDRIA, Va., May 12 -- United States Patent no. 12,622,748, issued on May 12, was assigned to EVANESC THERAPEUTICS INC. (Encino, Calif.).

"Apparatus for application of evanescent waves to biological tissues" was invented by Timothy J. Brockett (Malibu, Calif.), Mehran Matloubian (Encino, Calif.) and Gregg A. Hollingsworth (Tempe, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "There are many devices that are used to deliver electromagnetic energy to biological tissues. However, physical properties of current techniques limit the strength and efficacy of the applied field. This invention introduces a new apparatus for the application of evanescent waves into biological tissue. The apparatus is planar...