Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619412 | Protected lubricant reservoir for sealed earth boring drill bit | Robert H. Slaughter, Jr., Peter Thomas Cariveau, Kirk A. Norris, Roger Didericksen | 2003-09-16 |
| 6296067 | Protected lubricant reservoir for sealed bearing earth boring drill bit | Robert H. Slaughter, Jr., Peter Thomas Cariveau, Kirk A. Norris, Roger Didericksen | 2001-10-02 |
| 6206110 | Protected lubricant reservoir with pressure control for sealed bearing earth boring drill bit | Robert H. Slaughter, Jr., Peter Thomas Cariveau, Kirk A. Norris, Roger Didericksen | 2001-03-27 |
| 6116357 | Rock drill bit with back-reaming protection | Robert B. Wagoner, Roger Didericksen, Peter Thomas Cariveau | 2000-09-12 |
| 5415243 | Rock bit borhole back reaming method | Richard C. Lyon | 1995-05-16 |
| 5188885 | Nonwoven fabric laminates | Terry K. Timmons, Steve R. Stopper, Norman K. Fox, Dennis S. Everhart, Lori A. Morell | 1993-02-23 |
| 4766029 | Semi-permeable nonwoven laminate | Robert J. Brock, James Mathias Weber | 1988-08-23 |