ALEXANDRIA, Va., June 6 -- United States Patent no. 12,279,854, issued on April 22, was assigned to OSRAM Opto Semiconductors GmbH (Regensburg, Germany).
"Pulse sensor for detecting the pulse of a living organism" was invented by Tobias Schmidt (Garching, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "In an embodiment a pulse sensor includes two light sources configured to emit light in a direction of a perfused tissue of a living being so that the perfused tissue scatters the light and so that the scattered light is modulated on basis of a pulse of the living being, at least one luminescent concentrator including an entry face, an exit face smaller than the entry face, and a fluorescent material arr...