ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,190, issued on Dec. 16, was assigned to Young K Leigh (Chantilly, Va.).
"Drum-type magazine used in small firearm" was invented by Ju Hwan Bae (Incheon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a drum-type magazine used in a small firearm. The drum-type magazine includes: a housing which includes a rear cover having an insertion space formed at the central portion, a pair of bullet guide parts formed below the insertion space, and a first storage space and a second storage space formed on both sides facing each other around the insertion space, and a front cover coupled in front of the rear cover; a...