Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9957760 | Frictional support of seal bore protector | Travis David Watters, Joseph Michael Karigan, Anton Kelley Arnt | 2018-05-01 |
| 9957774 | Pressure staging for wellhead stack assembly | Joseph Michael Karigan | 2018-05-01 |