ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,775,321, issued on Oct. 27, was assigned to NTT Inc. (Tokyo).

"Power supply control apparatus, power supply control method, and power supply control program" was invented by Hiroshi Oiwa (Tokyo) and Hiroshi Yoshida (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power supply control device according to an embodiment includes, in a redundant device system, a first power supply and a second power supply that supply power to a first device and a second device that are mutually monitored in a mutual monitoring process, and a power supply control unit that switches an operation state of the first device and the second device based on whether a power ...