DM

Douglas C. Maier

📍 Mesa, AZ: #1,336 of 2,463 inventorsTop 55%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #3,703,494 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D401130 Illuminated screwdriver D. B. Wheat 1998-11-17