Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10907445 | Autofill and circulation assembly and method of using the same | Jeffrey Wythe Huggins, Joseph Steven Grieco | 2021-02-02 |
| 10900324 | Sliding sleeve having a flow inhibitor for well equalization | Joseph Steven Grieco, Kevin Robin Passmore | 2021-01-26 |