ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,993, issued on April 15, was assigned to Massachusetts Institute of Technology (Cambridge, Mass.).

"Systems and methods for affecting interactions of electromagnetic radiation with janus droplets for sensitive detection of species" was invented by Timothy Manning Swager (Newton, Mass.), Jie Li (Waltham, Mass.), Suchol Savagatrup (Cambridge, Mass.), Zachary P. Nelson (Cambridge, Mass.), Kosuke Yoshinaga (Cambridge, Mass.) and Cassandra Zentner (Brighton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments described herein may be useful in the detection of analytes. The systems and methods may allow for a relatively simple and rapid way fo...