WI

William T. Ilfrey

BH Baker Hughes Holdings: 1 patents #1,949 of 3,522Top 60%
📍 Spring, TX: #1,281 of 2,039 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,935,671 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4858691 Gravel packing apparatus and method Edward C. Spatz, Elmer R. Peterson, William Nickolas Moran 1989-08-22