Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536543 | Rotary drill bits exhibiting sequences of substantially continuously variable cutter backrake angles | Jeffrey B. Lund, Thomas M. Harris | 2003-03-25 |
| 6527069 | Superabrasive cutter having optimized table thickness and arcuate table-to-substrate interfaces | Michael L. Doster, Marcus Skeem, Arthur A. Chaves | 2003-03-04 |