ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,159, issued on July 14, was assigned to DENSO Corp. (Kariya-city, Japan).

"Radar device and azimuth estimation method" was invented by Yasuhiro Kurono (Kariya-city, Japan), Takuya Takayama (Kariya-city, Japan), Yutaka Hasegawa (Kariya-city, Japan) and Masatada Hokiguchi (Kariya-city, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radar device according to one aspect of the present disclosure includes a plurality of transmitting antennas, a plurality of receiving antennas, a first azimuth estimation unit, a second azimuth estimation unit, and a selection unit. The first azimuth estimation unit estimates a first azimuth by coherently processin...