ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,847, issued on April 1, was assigned to MAZDA MOTOR Corp. (Hiroshima, Japan).

"Driver abnormality determination apparatus, method and computer program" was invented by Koji Iwase (Aki-gun, Japan), Makoto Yoshida (Aki-gun, Japan), Junichiro Kuwahara (Aki-gun, Japan) and Yohei Iwashita (Aki-gun, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A driver abnormality determination apparatus includes circuitry configured to detect a driver state of a driver of a vehicle, detect a driving operation of the driver, detect an exertion level of an involuntary function of the driver based on the driver state, detect an exertion level of a driving function o...