Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601399 | High density low pressure plasma sprayed focal tracks for X-ray anodes | Albert Sickinger | 2009-10-13 |
| 5348770 | Method of forming an uninterrupted refractory coating on a downhole drill bit cone | G. Kelly Sievers | 1994-09-20 |
| 5279374 | Downhole drill bit cone with uninterrupted refractory coating | G. Kelly Sievers | 1994-01-18 |