Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494120 | Glycoside-in-oil drilling fluid system | Arthur H. Hale | 1996-02-27 |
| 4647859 | Method for effecting electric well logging with introduction of a fluid composition to minimize the effect of interfering ions | Adelina J. Son | 1987-03-03 |
| 4536297 | Well drilling and completion fluid composition | Adelina J. Son | 1985-08-20 |
| 4525285 | Method of preventing loss of an oil-base drilling fluid during the drilling of an oil or gas well into a subterranean formation | Adelina J. Son | 1985-06-25 |
| 4440649 | Well drilling and completion fluid composition | Adelina J. Son | 1984-04-03 |
| 4409108 | Lubricating composition for well fluids | Leroy L. Carney, Thomas E. Anderson, Guillermo Vasquez | 1983-10-11 |