John E. Wolgamott has been granted 5 US patents while listed as an inventor at Stoneage. The first was granted in 1981 and the most recent in August 2011. John E. Wolgamott ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John E. Wolgamott in Edgewater, CO, US.