ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,961, issued on Sept. 8, was assigned to Lehigh University.

"Technologies for a phase-locked terahertz plasmonic laser array with microcavities" was invented by Sushil Kumar (Center Valley, Pa.) and Yuan Jin (Bethlehem, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plasmonic laser array device may comprise a first microcavity element having a first radiating end facet and a second radiating end facet opposite the first radiating end facet in a longitudinal direction of the device. The device may comprise a second microcavity element having a third radiating end facet and a fourth radiating end facet opposite the third radiating facet in the lo...