Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10668564 | Laser-brazed PCD element | — | 2020-06-02 |
| 10619419 | Drill bit having improved journal bearings | Mark E. Williams, Micheal Burl Crawford, Young-Ho Lee | 2020-04-14 |
| 10570670 | Downhole cutting tool having sensors or releasable particles to monitor wear or damage to the tool | Kazi M. Rashid | 2020-02-25 |
| 10180033 | Mechanically locking polycrystalline diamond element and industrial device | Shilin Chen | 2019-01-15 |
| 9358631 | Coarse hard-metal particle internal injection torch and associated compositions, systems, and methods | — | 2016-06-07 |
| 9353574 | Aligned angled well tool weld joint | Randy C. Ivey | 2016-05-31 |
| 8322466 | Drill bits and other downhole tools with hardfacing having tungsten carbide pellets and other hard materials and methods of making thereof | — | 2012-12-04 |
| 6564884 | Wear protection on a rock bit | — | 2003-05-20 |
| 5644956 | Rotary drill bit with improved cutter and method of manufacturing same | Mark P. Blackman, Michael S. Beaton | 1997-07-08 |
| 5641029 | Rotary cone drill bit modular arm | Michael S. Beaton | 1997-06-24 |
| 5579856 | Gage surface and method for milled tooth cutting structure | — | 1996-12-03 |
| D372253 | Support arm and rotary cone for modular drill bit | Alan D. Huffstutler, Harry M. Campos, Jr., Michael S. Beaton | 1996-07-30 |
| 5518077 | Rotary drill bit with improved cutter and seal protection | Mark P. Blackman, Michael S. Beaton | 1996-05-21 |
| 5452771 | Rotary drill bit with improved cutter and seal protection | Mark P. Blackman, Michael S. Beaton | 1995-09-26 |
| 5429200 | Rotary drill bit with improved cutter | Mark P. Blackman, Michael S. Beaton | 1995-07-04 |
| 4938991 | Surface protection method and article formed thereby | — | 1990-07-03 |
| 4814234 | Surface protection method and article formed thereby | — | 1989-03-21 |