Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435980 | Integrated rotating control device and gas handling system for a marine drilling system | Christopher Allen Grace, Matthew Wiggins | 2019-10-08 |
| 10240426 | Pressurizing rotating control devices | Christopher Allen Grace, Joseph Michael Karigan | 2019-03-26 |