ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,403,269, issued on Sept. 2, was assigned to PNEUMA RESPIRATORY INC. (Boone, N.C.).

"Droplet delivery device with push ejection" was invented by Charles Eric Hunter (Boone, N.C.), Michael Scoggin (Boone, N.C.), Jeffrey Miller (Boone, N.C.), Jose Salazar (Boone, N.C.), Brian Beach (Boone, N.C.), Caley Modlin (Boone, N.C.), Matthew Culpepper (Boone, N.C.), Jianqiang Li (Shenzhen, China), Chengjie Li (Shenzhen, China), Shi Bo Wang (Shenzhen, China), Chao-Ping Lee (Kaohsiung, Taiwan), Gregory Rapp (Boone, N.C.) and Judson Sidney Clements (Boone, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A droplet delivery device includes a housing with a mouthpiece...