WI

William T. Ilfrey

BH Baker Hughes Holdings: 1 patents #9 of 55Top 20%
📍 Spring, TX: #16 of 61 inventorsTop 30%
🗺 Texas: #885 of 4,134 inventorsTop 25%
Overall (1989): #43,996 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

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