FL

Friederich H. Langer

WU Weatherford Holding U.S.: 1 patents #17 of 45Top 40%
📍 Houston, TX: #12,319 of 21,073 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,963,671 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4787458 Spring bow, centralizer, and related methods — 1988-11-29