Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593553 | Sliding sleeve having contracting, segmented ball seat | Patrick J. Zimmerman, Raymond C. Shaffer, Luke Richey, Scott Williamson | 2017-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593553 | Sliding sleeve having contracting, segmented ball seat | Patrick J. Zimmerman, Raymond C. Shaffer, Luke Richey, Scott Williamson | 2017-03-14 |