ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,989, issued on April 8, was assigned to FDK Corp. (Tokyo).
"Backup power supply apparatus and backup power supply apparatus controlling method" was invented by Masato Kato (Tokyo) and Naoaki Konda (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The backup power supply apparatus is an apparatus that supplies power to a power-supply target apparatus operating by power supply from an external power source when a power supply state of the external power source is emergency. The backup power supply apparatus includes: a power storage section; a series regulator that is located on a line connecting the power storage section and the power-supply targ...