Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607397 | Adaptor cap and trocar assembly | Randy R. Stephens, Gregory Groenke | 1997-03-04 |
| 5338307 | Adaptor cap for trocar assembly | Randy R. Stephens, Gregory Groenke | 1994-08-16 |
| 4922689 | Insertion machine | David Haas, Gary L. VanderSyde, Paul Beatty | 1990-05-08 |