ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,821, issued on April 8, was assigned to PANASONIC AUTOMOTIVE SYSTEMS Co. LTD. (Kanagawa, Japan).

"Awakening inducing device and awakening inducing system" was invented by Yoshihiro Shimomura (Chiba, Japan), Risa Fujita (Chiba, Japan), Yali Xia (Chiba, Japan), Daisuke Wakuda (Kyoto, Japan), Shinichi Shikii (Nara, Japan) and Aki Yoneda (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An awakening inducing device induces a vibration device disposed in a seat at a position where the vibration device opposes at least one of a muscle belly portion or an insertion portion of a hamstring of a user sitting on the seat; and a control device that, ...