Inventor of AK-47 Rifle Dies at Age 9400:00This browser does not support the video element.Anja Koch12/23/2013December 23, 2013The inventor of the AK-47 assault rifle, Mikhail Kalashnikov has died at the age of 94 in western Russia. Kalashnikov developed the AK-47 for the Soviet army back in 1947. It's since become the most widely used firearm in the world. Here's more.Copy linkAdvertisement