ALEXANDRIA, Va., July 7 -- United States Patent no. 12,672,770, issued on July 7, was assigned to Children's National Medical Center (Washington).

"Laryngoscope and uses thereof" was invented by Louis Marmon (Potomac, Md.), Marjorie Brennan (McLean, Va.), Niya Khanjar (Elkton, Md.), Catherine Schilling (East Northport, N.Y.), Dhatri Saamak (Woodstock, Md.), Joseph Lipari (Frederick, Md.) and Zain Shamsuddin (Ijamsville, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A laryngoscope, including a blade having a flat top surface and a bottom surface extending from a base of the blade and a first vertical projection and a second vertical projection at the base of the blade extending from the bottom surface of...