ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,994, issued on Oct. 7, was assigned to Amgen Inc. (Thousand Oaks, Calif.).

"Drug delivery device, method of manufacture, and method of use" was invented by Scott R. Gibson (Granada Hills, Calif.), Sheldon B. Moberg (Thousand Oaks, Calif.), Basel Hasan Taha (Westlake Village, Calif.), Margaux Frances Boyaval (Newbury Park, Calif.), Mark A. Destefano (Collegeville, Pa.), John C. Love (San Diego), Ian B. Hanson (Wayne, Pa.), Paul F. Bente IV (Wayne, Pa.), Matthew J. Clemente (Carmel, Ind.), Rajan Ramaswamy (San Diego), Daniel S. Codd (Escondido, Calif.), Scott Beaver (San Marcos, Calif.), Kevin L. Bokelman (San Diego), Sean M. O'connor (West Chester, Pa.), Robert Decker (Dillsburg, Pa...