Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9677370 | Deformable plug and seal well system | William Mark Richards, Timothy Edward Harms, Charles Timothy Smith | 2017-06-13 |
| 9677371 | Fluid loss well treatment | William Mark Richards | 2017-06-13 |
| 9677372 | Well system cementing plug | Charles Timothy Smith, William Mark Richards | 2017-06-13 |