Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651757 | Toughness optimized insert for rock and hammer bits | Nathan R. Anderson, Michael A. Siracki, Sujian Huang | 2003-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651757 | Toughness optimized insert for rock and hammer bits | Nathan R. Anderson, Michael A. Siracki, Sujian Huang | 2003-11-25 |