US Patent Issued to Universal Display Corporatior on Oct. 14 for "OVJP deposition nozzle with delivery flow retarders" (Pennsylvania, New Jersey Inventors)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,068, issued on Oct. 14, was assigned to Universal Display Corporatior (Ewing, N.J.).

"OVJP deposition nozzle with delivery flow retarders" was invented by Gregory McGraw (Yardley, Pa.), William E. Quinn (Whitehouse Station, N.J.), William T. Mayweather III (Robbinsville, N.J.), Gregg Kottas (Ewing, N.J.) and Xin Xu (Plainsboro, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "OVJP depositors having an exhaust aperture incorporated into the center of a flow retarder (510) are provided. Multiple flow retarders may be used to increase uniformity for applications such as OLED lighting that require larger features. Flow retarders may transect a delive...