DD

Daniel L. Daugherty

BH Baker Hughes Holdings: 1 patents #9 of 55Top 20%
📍 Tulsa, OK: #27 of 151 inventorsTop 20%
🗺 Oklahoma: #151 of 749 inventorsTop 25%
Overall (1989): #123,529 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859200 Downhole electrical connector for submersible pump Ronald M. McIntosh, Richard T. Rentzel, Robert W. Stewart 1989-08-22