US Patent Issued to DENSO, TOYOTA JIDOSHA, MIRISE Technologies on Aug. 26 for "Optical member and blind spot assistance device using the same" (Japanese Inventors)

ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,327, issued on Aug. 26, was assigned to DENSO Corp. (Kariya, Japan), TOYOTA JIDOSHA K.K. (Toyota, Japan) and MIRISE Technologies Corp. (Nisshin, Japan).

"Optical member and blind spot assistance device using the same" was invented by Hiroshi Ando (Nisshin, Japan) and Masatoshi Tsuji (Nisshin, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical member includes a light guide made of a transparent material. The light guide has: an incident surface; an exit surface having exit portions and flat portions; a smooth surface arranged opposite to the flat portions; an upper surface and a lower surface arranged opposite to each other so as to conn...