ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,991, issued on March 24, was assigned to INTEGRA Biosciences AG (Zizers, Switzerland).

"Digital microfluidics devices and methods of using them" was invented by Jorge Abraham Soto-Moreno (San Francisco), Mais Jehan Jebrail (Toronto), Alejandro Tocigl (Mountain View, Calif.), Foteini Christodoulou (San Francisco), Carl David Martin (Livermore, Calif.), Morgan Marin Watson (Oakland, Calif.), Rohit Lal (San Francisco), Joshua Shen (Union City, Calif.), Ronan Barry Hayes (San Francisco), Gregory Arthur Ray (San Francisco), Peter Tirtowijoyo Young (Berkeley, Calif.), Spencer Todd Seiler (San Francisco), Ik Pyo Hong (Toronto), Mohan Gurunathan (San Francisco), Lubomir Daltchev (Sunnyva...