DB

Douglas J. Backes

AT Alliant Techsystems: 1 patents #285 of 658Top 45%
Overall (All Time): #3,243,608 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7905358 Apparatus and methods for filtering granular solid material Clay B. Poulter, Max R. Godfrey, Dennis K. Tolman, Melinda S. Dutton 2011-03-15