Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5999837 | Localizing and orienting probe for view devices | Dale A. Messner, John D. Schellenberg | 1999-12-07 |
| 5987960 | Tool calibrator | Dale A. Messner | 1999-11-23 |
| 5980535 | Apparatus for anatomical tracking | Gene H. Barnett, Christopher H. Wood | 1999-11-09 |
| 5904691 | Trackable guide block | Gene H. Barnett, Christopher H. Wood | 1999-05-18 |