ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,004, issued on Aug. 19, was assigned to Regents of the University of Minnesota (Minneapolis).

"Three dimensional placement of organisms" was invented by Michael C. McAlpine (Minneapolis), Guebum Han (Minneapolis), John C. Bischof (Saint Paul, Minn.), Kanav Khosla (St Paul, Minn.) and Kieran T. Smith (Minneapolis).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a placement head with at least one printing nozzle configured to pick up and detachably hold at least one biological organism; an image acquisition system including a visual inspection system configured to identify at least one target biological organism to be picked up by the ...