ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,216,166, issued on Feb. 4, was assigned to FUJI ELECTRIC Co. LTD. (Kanagawa, Japan).

"Diagnostic apparatus, diagnostic method, recording medium having recorded thereon diagnostic program, and power conversion apparatus including diagnostic apparatus" was invented by Hiroaki Ueta (Hino, Japan) and Hiroyuki Kokubun (Hino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a diagnostic apparatus including: a data acquisition unit configured to acquire target data relating to a current value between a power conversion apparatus and a motor; a detection unit configured to detect a peak value in a time series waveform of the target data; a ...