Heckler & Koch is a German firearms manufacturer that produces handguns, military rifles, submachine guns, and grenade launchers. The company was founded in 1949 by engineers Edmund Heckler, Theodor Koch, and Alex Seidel. Heckler & Koch is best known for its innovative designs and use of advanced materials and manufacturing processes. The company has won numerous awards for its products, including the "Gun of the Year" award from the American Rifleman magazine. Some of Heckler & Koch's most famous knives include the HK P7, HK USP, and HK MP5.