Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053947 | Travel stop for expansion tool to limit stress on a surrounding tubular | Jeffrey C. Williams, Ziping Hu | 2018-08-21 |
| 10030469 | Self-locking expandable seal activator | Jeffrey C. Williams, Ziping Hu | 2018-07-24 |
| 9995104 | Expandable seal with adjacent radial travel stop | Jeffrey C. Williams, Ziping Hu | 2018-06-12 |
| 9657546 | Expansion limiter for expandable seal | Jeffrey C. Williams, Ziping Hu | 2017-05-23 |
| 9393601 | Convertible wiping device | — | 2016-07-19 |