ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,090, issued on April 29, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Filter device, and high-frequency front end circuit and diplexer that are equipped with the filter device" was invented by Yasuhiro Nakashima (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A filter device includes a main body, a first inductor, a second inductor, and a third inductor that are provided in the main body to transfer signals from an antenna terminal to a first terminal. The first inductor is connected to the antenna terminal and the second inductor is connected to the first terminal. The third inductor is connected to a signal trans...