ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,020, issued on March 25, was assigned to NIHON KOHDEN Corp. (Tokyo).

"Vital information displaying device, display controlling device, and non-transitory computer-readable medium" was invented by Toshiki Aoki (Tokorozawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An input interface is configured to receive a signal corresponding to vital information that exhibits temporal variation. When at least one instruction stored in a memory is executed by a processor, waveform information (W) is generated based on the signal; a value of a profile factor of the waveform information (W) is obtained every time a predetermined time period is elapsed; ...