ALEXANDRIA, Va., July 16 -- United States Patent no. 12,671,250, issued on June 30, was assigned to NTT Inc. (Tokyo).

"Control apparatus, control method, and program for suppressing oscillation in a DC power supply system" was invented by Naoki Hanaoka (Tokyo), Toru Tanaka (Tokyo), Naomichi Nakamura (Tokyo) and Yuji Higuchi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a control apparatus that executes control for a DC power supply system in which a plurality of bases including at least a first base including a first power supply device and a second base including a second power supply device and a load device are connected by electrical supply lines, the control apparatus including...