ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,587, issued on Nov. 4, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Driver monitoring device, driver monitoring method, and driver monitoring-use computer program" was invented by Shunichiro Sawai (Tokyo-to, Japan) and Kenichiroh Hara (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The driver monitoring device includes a processor configured to detect an opening/closing state of eyes of a driver of a vehicle based on a facial image in which a face of the driver is shown, judge whether the driver has fallen asleep based on the opening/closing state of the eyes, and judge whether the driver is talking. The processor is configur...