Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10760374 | Tool for metal plugging or sealing of casing | David D. Hearn, Casey Hirschmann, Randall S. Shafer, Stewart M. Robertson | 2020-09-01 | $151,627,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10760374 | Tool for metal plugging or sealing of casing | David D. Hearn, Casey Hirschmann, Randall S. Shafer, Stewart M. Robertson | 2020-09-01 | $151,627,000 |