DD

David DUNBAR

📍 Anza, CA: #3 of 8 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,264,956 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5820314 Tool for centering a punch or drill on a stud's broken face — 1998-10-13
5388933 Tool for centering a punch or drill on a stud's broken face — 1995-02-14