ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,217, issued on Oct. 28.
"Rear-end collision alarm apparatus featuring remote alarming" was invented by Cheng-Yu Liu (Keelung, Taiwan), Yi-Lung Kuo (Keelung, Taiwan) and Siang-Yu He (Keelung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rear-end collision alarm apparatus featuring remote alarming is provided, including an alert detector device and an alert receiver device. The alert detector device is mounted on a preset warning object (such as a warning triangle and a cone). The alert receiver device is worn on or carried by a user. The alert detector device includes a first light source module, an infrared detection module, and a first B...