DH

David W. Hudgens

📍 Alexandria, VA: #635 of 1,823 inventorsTop 35%
🗺 Virginia: #12,642 of 34,511 inventorsTop 40%
Overall (All Time): #2,139,059 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7592911 Construction hard hat having electronic circuitry John McDermott 2009-09-22
7298258 Construction hard hat having electronic circuitry John McDermott 2007-11-20