RI

Ralph S. Tappan, II

AT Alliant Techsystems: 1 patents #13 of 83Top 20%
📍 Brigham City, UT: #3 of 12 inventorsTop 25%
🗺 Utah: #504 of 1,734 inventorsTop 30%
Overall (2011): #188,287 of 364,097Top 55%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7958718 Precision controlled variable thrust solid propellant rocket motor L. Don Berchtold 2011-06-14