ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,562, issued on Oct. 7, was assigned to Panasonic Automotive Systems Co. Ltd. (Kanagawa, Japan).
"Vehicle switch illumination device" was invented by Yusuke Nakane (Fukui, Japan), Taisaku Maeda (Fukui, Japan) and Tatsuya Tsuda (Fukui, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle switch illumination device includes: a rotator that includes a pointer indicator and is operable by rotation; a first light source; a second light source disposed adjacent to the first light source; and a light guide that includes a light incident surface through which light enters. The light guide guides the light that enters through the light incident surfa...