Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7108660 | Surgical biopsy device having automatic rotation of the probe for taking multiple samples | Randy R. Stephens, John Kretchman | 2006-09-19 |
| 6620111 | Surgical biopsy device having automatic rotation of the probe for taking multiple samples | Randy R. Stephens, John Kretchman, Douglas N. Ladd | 2003-09-16 |