ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,631, issued on March 25, was assigned to Universal Display Corp. (Ewing, N.J.).

"Organic electroluminescent materials and devices" was invented by Joseph A. Macor (Morrisville, Pa.), Tyler Fleetham (Yardley, Pa.), Geza Szigethy (Newtown, Pa.), Jason Brooks (Philadelphia), Hsiao-Fan Chen (Lawrence Township, N.J.), Rasha Hamze (Philadelphia), Mahesh Paudyal (Middletown, Del.), Muazzam Idris (Los Angeles) and Douglas Williams (Mullica Hill, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer p...