ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,285, issued on July 14, was assigned to Proterial Ltd. (Tokyo).

"Leaky cable and method of manufacturing leaky cable" was invented by Hideyuki Sagawa (Tokyo), Takahiro Sugiyama (Tokyo), Izumi Fukasaku (Tokyo), Yasunori Takaki (Tokyo), Nobuaki Kitano (Tokyo) and Shuichi Numata (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A leaky cable is provided with a linear insulator and a metal layer formed on an outer peripheral surface of the insulator. A slot for leaking electromagnetic waves is formed through the metal layer between an inner peripheral surface and an outer peripheral surface of the metal layer, and the outer peripheral surface of the...