ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,146, issued on May 20, was assigned to Medivators Inc. (Minneapolis).

"Composition for cleaning and assessing cleanliness in real-time" was invented by Huyen Bui (Brooklyn Park, Minn.), Tuan Nguyen (Chaska, Minn.), Mer Win Cheong (Pomezia, Italy), Kristopher Murphy (New Brighton, Minn.), Nicholas G. Bromiley (Annandale, Minn.), Joseph G. Johnnie (Pearland, Texas) and Jing Yu (Pasadena, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes a composition which can provide real-time feedback during medical device cleaning or reprocessing. The composition can be used to monitor the amount of biological material cleaned from med...