ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,418, issued on June 17, was assigned to THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS (Urbana, Ill.).

"Photonic resonator interferometric scattering microscopy" was invented by Brian T. Cunningham (Champaign, Ill.), Nantao Li (Champaign, Ill.), Taylor D. Canady (Champaign, Ill.), Qinglan Huang (Santa Clara, Calif.) and Xing Wang (Champaign, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods and systems that use a photonic crystal (PC) for interference scattering microscopy. Incident light is directed onto a surface of the PC and couples into a photonic crystal guided resonance (PCGR) mode of the PC such that less ...