RH

Roger D. Hegdahl

BH Baker Hughes Holdings: 1 patents #62 of 247Top 30%
📍 Ralls, TX: #1 of 4 inventorsTop 25%
🗺 Texas: #2,374 of 8,731 inventorsTop 30%
Overall (2004): #127,346 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6810955 Gas lift mandrel Brian A. Roth, James H. Kritzler 2004-11-02