Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5862873 | Elements faced with superhard material | Terry R. Matthias, Alex Newton | 1999-01-26 |
| 5697461 | Rotary drill bit having a non-rotating gauge section | Alex Newton, John M. Fuller, Andrew Murdock | 1997-12-16 |