ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,732, issued on Sept. 30, was assigned to TMEIC Corp. (Chuo-ku, Japan).
"Uninterruptible power supply apparatus" was invented by Ryogo Imanishi (Tokyo) and Yousuke Hayashi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An uninterruptible power supply apparatus having a plurality of power conversion modules and a bypass module connected in parallel between an AC power supply and a load. Each of the power conversion modules includes a first terminal that receives AC power from the AC power supply, a second terminal connected to a power storage device, a third terminal for outputting AC power to the load, a converter, an inverter, and a first co...