DB

David O. Brown

FS Federal Signal: 2 patents #162 of 717Top 25%
📍 Claremore, OK: #64 of 228 inventorsTop 30%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,340,608 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4656313 EMI/EMP electrical cable penetration seal Rogers A. Moore, Joseph R. O'Brien 1987-04-07
4639719 Apparatus for monitoring circuit integrity Thomas W. Pappano 1987-01-27