DH

David Edward Hall

TW The Charles Machine Works: 1 patents #133 of 211Top 65%
📍 Ruston, LA: #47 of 113 inventorsTop 45%
🗺 Louisiana: #5,044 of 10,876 inventorsTop 50%
Overall (All Time): #2,700,278 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11530605 Horizontal directional drilling crossbore detector Floyd R. Gunsaulis, Richard F. Sharp, Arun Prakash Jaganathan, Neven Simicevic 2022-12-20