MC

Mitchell A. Callahan

📍 Richardson, TX: #1,354 of 2,156 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,991,127 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4572533 Wheelchair shock absorbing apparatus Laura Ellis, Joe M. Caram, John R. Cantu, Troy W. Dudley 1986-02-25