DD

Donald A. Dixon

📍 Pittsburgh, PA: #28 of 319 inventorsTop 9%
🗺 Pennsylvania: #389 of 4,367 inventorsTop 9%
Overall (1997): #42,069 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D387802 Credit card with magnifying lens Alan Finkelstein, Robert H. Boede 1997-12-16
5608203 Credit card with magnifying lens Alan Finkelstein, Robert H. Boede 1997-03-04