ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,077, issued on April 8, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).

"Load detection circuit and amplifier circuit" was invented by Ikumi Tokuda (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A load detection circuit includes a first detection part and a second detection part. The first detection part includes a first capacitor and a second capacitor, forms capacitive coupling with a signal transmission line connecting an output port of an RF amplifier and a load, and outputs a first signal. The second detection part includes a first inductor and a second inductor, forms inductive coupling with the signal transmission ...