JM

James A. Madigan

RB Reed Rock Bit: 1 patents #9 of 20Top 45%
📍 Spring, TX: #1,281 of 2,039 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,021,923 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4542798 Nozzle assembly for an earth boring drill bit — 1985-09-24