Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9833328 | System and methods for facet joint treatment | Robert L. Assell, Brian P. Beaubien | 2017-12-05 |
| 9233006 | Systems and methods for facet joint treatment | Robert L. Assell, Brian P. Beaubien | 2016-01-12 |
| 8961613 | Low friction resurfacing implant | Robert L. Assell, Brian P. Beaubien | 2015-02-24 |
| 5658337 | Intervertebral fusion implant | Douglas W. Kohrs, Hansen Yuan | 1997-08-19 |
| 5609636 | Spinal implant | Douglas W. Kohrs, Hansen Yuan | 1997-03-11 |