Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801287 | Gate valve | John David Sangster | 2020-10-13 |
| 10683721 | Test tree and actuator | John David Sangster | 2020-06-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801287 | Gate valve | John David Sangster | 2020-10-13 |
| 10683721 | Test tree and actuator | John David Sangster | 2020-06-16 |