MR

Michael A. Ringle

AA Aluminum Company Of America: 3 patents #202 of 1,017Top 20%
📍 Bettendorf, IA: #120 of 329 inventorsTop 40%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,659,661 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5272443 Chatter and profile measuring using capacitor sensors Wade A. Winchip 1993-12-21
4925390 Apparatus for retaining the configuration of an aperture formed through a coil Thomas J. Roman 1990-05-15
4793801 Method for retaining the configuration of an aperture formed through a coil Thomas J. Roman 1988-12-27