ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,338, issued on Feb. 17, was assigned to YAZAKI Corp. (Tokyo).
"Vehicle power supply system" was invented by Takaaki Izawa (Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a vehicle power supply system, a backup power supply device includes a backup 12 V LI battery and a control ECU. Here, a load unit, a load unit, and a load unit are load units having a specific function related to a vehicle. In this case, the load unit is a load unit having another function in addition to the specific function, and has a discharging function of discharging power when estimating the battery state of the backup 12 V LI battery as the another functio...