ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,956, issued on Oct. 27, was assigned to Opsolution GMBH (Kassel, Germany).

"Non-invasive measurement of physiological parameters or substance concentrations in human tissue" was invented by Bjoern Magnussen (Kassel, Germany), Claudius Stern (Ahnatal, Germany) and Wolfgang Koecher (Kassel, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for optical detection of analytes in a sample includes at least two optoelectronic components. The optoelectronic components include at least one optical detector configured to receive a photon and at least one optical emitter configured to emit a photon. The at least one optical emitter includes at le...