Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873947 | Method for simulating drilling of roller cone bits and its application to roller cone bit design and performance | Sujian Huang | 2005-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873947 | Method for simulating drilling of roller cone bits and its application to roller cone bit design and performance | Sujian Huang | 2005-03-29 |