Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519743 | Downhole cement flow | Malcolm Perschke, Robert Olman | 2019-12-31 |
| 10301901 | Retrievable cement bushing system and methodology | Asif Javed | 2019-05-28 |
| 10227843 | Downhole cement flow | Malcolm Perschke, Robert Olman | 2019-03-12 |