ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,501, issued on June 10, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).

"Object detection system" was invented by Shinichi Sasaki (Nagaokakyo, Japan) and Takaaki Asada (Nagaokakyo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An object detection system includes a processing circuit to perform wave transmission processing and determination processing. In the wave transmission processing, an acoustic wave generator is controlled to generate a series of acoustic waves of a time-varying frequency at target sound pressures associated with a frequency and correspond to the respective acoustic waves. In the determination processing, a...