High Quality Content by WIKIPEDIA articles! The Ruger Standard model is a firearm introduced in 1949 as the first product manufactured by Sturm, Ruger and Company, and was the founding member of a product line of .22 Long Rifle rimfire cartridge pistols. It was marketed as an inexpensive .22 caliber rimfire intended for casual sport and target shooting, and plinking. Created by firearms expert and Renaissance man William B. Ruger, the Standard model and its offspring went on to become the most accepted and successful .22 semi-automatic pistol ever produced.