Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9677380 | Sliding sleeve having inverting ball seat | — | 2017-06-13 |
| 9624756 | Sliding sleeve having contracting, dual segmented ball seat | Michael W. Cast | 2017-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9677380 | Sliding sleeve having inverting ball seat | — | 2017-06-13 |
| 9624756 | Sliding sleeve having contracting, dual segmented ball seat | Michael W. Cast | 2017-04-18 |