ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,895, issued on Feb. 10, was assigned to SEIKO GROUP Corp. (Tokyo).
"Electric wave transmission device and wireless communication system" was invented by Ryosuke Isogai (Matsudo, Japan) and Yoshifumi Yoshida (Matsudo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric wave transmission device includes an electronic device having a circuit board on which an electric wave transmission circuit is formed and a dielectric layer, in which the electric wave transmission circuit has a high frequency control unit, a feeder line, and an antenna, the high frequency control unit supplies a high-frequency signal in one or more frequency bands to the...