Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5508681 | Interactive safe for disposal of medical needles | Mark Nelson, Phillip K. Evans, Robert Wells | 1996-04-16 |
| 5482207 | System for facilitating the removal and safe disposition of medical needles | Mark Nelson, Phillip K. Evans, Robert Wells | 1996-01-09 |