ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,896, issued on April 7, was assigned to SUBARU Corp. (Tokyo), TOYOTA JIDOSHA K.K. (Aichi-ken, Japan), NISSAN MOTOR Co. LTD. (Kanagawa, Japan), Honda Motor Co. Ltd. (Tokyo) and MITSUBISHI JIDOSHA KOGYO K.K. (Tokyo).

"Power system" was invented by Takahiro Kinoshita (Tokyo) and Ryo Shirasawa (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power system includes a central unit, a zone unit capable of communicating with the central unit, and a downstream unit. The zone unit includes a semiconductor switch capable of electrically connecting the downstream unit to a power supply, and a zone power supply driver capable of waking up the zone unit in ...