Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6033408 | Resecting tool for magnetic field environment | Gary B. Gage, Ray E. Umber, Glenn T. Carlson | 2000-03-07 |
| 5893851 | Multiple chuck resecting tool | Ray E. Umber, Larry Dale Estes | 1999-04-13 |
| 5782836 | Resecting tool for magnetic field environment | Ray E. Umber, Durrell Tidwell, Larry Dale Estes | 1998-07-21 |
| 5741263 | Mutiple flat quick release coupling | Ray E. Umber, Larry Dale Estes | 1998-04-21 |