DH

David Haynes

UA US Army: 1 patents #2,720 of 6,974Top 40%
📍 Manassas, VA: #276 of 524 inventorsTop 55%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #3,702,218 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5833195 Gas retaining device — 1998-11-10