DB

Douglas E. Brewster

IP Ipeg: 3 patents #3 of 21Top 15%
Overall (All Time): #1,483,710 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10093492 Material delivery system Keith J. Salamony, Jeffrey S. Rickert, Robert G. Criswell, Brian L. Dowler 2018-10-09
9745149 Material delivery system Keith J. Salamony, Jeffrey S. Rickert, Robert G. Criswell, Brian L. Dowler 2017-08-29
9561915 Pressure differential proofing method for pneumatic conveying Raymond Kelly, Keith J. Salamony, Robert G. Criswell, Jeffrey Bickel, Jeffrey S. Rickert +1 more 2017-02-07