LM

Lem A. Madden

📍 Norman, OK: #215 of 626 inventorsTop 35%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,366,621 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4331347 Three-point hookup apparatus — 1982-05-25
4304193 Remote control apparatus for controlling animals — 1981-12-08