ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,911, issued on Nov. 11, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Chromatographic reader devices for biodetection" was invented by Antonia E. Schaefer (Lake Elmo, Minn.), Nicholas T. Gabriel (Grand Rapids, Minn.), Samuel J. Fahey (Woodbury, Minn.), Adam C. Nyland (St. Paul, Minn.), Thaine W. Fuller (Lakeland, Minn.), John M. Kruse (Minneapolis), Nicholas G. Amell (Burnsville, Minn.), Glendon D. Kappel (Minneapolis) and Patrick A. Mach (Shorewood, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus includes a mobile computing device (902) physically coupled to a lightbox (904). The apparatus includes camera hardwa...