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Obie M. Langford

Chevron: 2 patents #1,772 of 4,788Top 40%
📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,365,822 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4320446 Cockcroft-Walton voltage multiplying circuit for slim hole well logging tool Albert P. Richter, Jr. 1982-03-16
4209695 Detection of impurities in fluid flowing in refinery pipeline or oil production operations using nuclear techniques Dan M. Arnold, Harold E. Peelman, Hans J. Paap, Irwin R. Supernaw 1980-06-24