ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,414,700, issued on Sept. 16, was assigned to NIHON KOHDEN Corp. (Tokyo).
"Monitoring device and physiological signal processing device" was invented by Keito Kito (Tokorozawa, Japan), Yoshiharu Harada (Tokorozawa, Japan) and Kenji Miyata (Tokorozawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A monitoring device includes a receiving unit, a processing unit, and an information providing unit. The receiving unit is configured to receive a first photoplethysmogram signal acquired by irradiating a body of a subject with a first light having a first wavelength, and a heartbeat signal corresponding to a heartbeat of the subject. The processing unit...