DD

Dave Duhaime

WP Whg Properties: 1 patents #6 of 7Top 90%
📍 Ivyland, PA: #1 of 6 inventorsTop 20%
🗺 Pennsylvania: #1,810 of 6,113 inventorsTop 30%
Overall (2025): #414,232 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12298098 Firearm barrel having at least one barrel gas port and method of manufacturing the same William H. Geissele, Frank E. Robinson 2025-05-13