ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,085, issued on Nov. 11, was assigned to PANASONIC ENERGY Co. LTD. (Osaka, Japan).
"Backup power supply" was invented by Mitsuhiro Hamada (Osaka, Japan), Masashi Okumura (Osaka, Japan) and Naoki Kawai (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A backup power supply includes a battery module including battery cells, a power conversion unit configured to adjust a voltage of an output of the battery module and output the adjusted output to a load, and a health diagnosis circuit for the power conversion unit, the health diagnosis circuit includes a determination circuit configure to diagnose health of the power conversion unit by detect...