Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10520536 | Apparatus for predicting a maximum operational depth for an underground drilling procedure and method | Albert W. Chau | 2019-12-31 |
| 10513919 | Advanced drill string communication system, components and methods | Albert W. Chau | 2019-12-24 |
| 10227867 | Directional drilling communication protocols, apparatus and methods | Albert W. Chau, Scott Phillips | 2019-03-12 |