ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,458, issued on April 7, was assigned to Sartorius Stedim Biotech GmbH (Germany) and Stitftung fur Lasertechnologien in der Medizin und Me technik an der Universitat Ulm (Ulm, Germany).

"Device and method for determining a viability and/or a cell count of biological cells in a suspension by means of collimated transmission" was invented by Steffen Nothelfer (Nersingen, Germany), Alwin Kienle (Blaustein, Germany), Florian Foschum (Neu-Ulm, Germany) and Marek Hoehse (Gottingen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices and methods are provided for determining viability and/or a cell counts of biological cells in a cell suspension c...