DD

David L. Doubet

FS Federal Signal: 1 patents #293 of 717Top 45%
📍 Watertown, WI: #80 of 152 inventorsTop 55%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,846,149 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5097114 Low-voltage heating device Stephen C. Mann, Gary D. Etter 1992-03-17