DP

David Alan Putnam

📍 West Monroe, LA: #2 of 4 inventorsTop 50%
🗺 Louisiana: #161 of 687 inventorsTop 25%
Overall (2021): #480,343 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11118323 Traffic-compatible vented precipitation guarding manhole cover assemblies — 2021-09-14