MM

Martin H. McGuffin

📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,196,703 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6827143 Casing centering tool assembly Webster W. Spencer, Jr. 2004-12-07
5816565 Hydraulic blowout preventer lifter — 1998-10-06