Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11136862 | Behind casing wash and cement | Rick D. Watts, Stein Haavardstein, James C. Stevens, Dan Mueller, Brett Borland +2 more | 2021-10-05 | $886,036,000 |
| 10975657 | Method and apparatus for filling an annulus between casing and rock in an oil or gas well | Rick D. Watts, Dianne Tompkins, Helen Haneferd, Edvard Omdal, Hardy Hartmann Nielsen +2 more | 2021-04-13 | $732,857,000 |