Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7302288 | Tool position indicator | — | 2007-11-27 |
| 6198961 | Interventional radio frequency coil assembly for magnetic resonance (MR) guided neurosurgery | Benjamin R. Stern, David A. Lampman | 2001-03-06 |
| 6081336 | Microscope calibrator | Dale A. Messner, Ruhul Quddus | 2000-06-27 |
| 5999837 | Localizing and orienting probe for view devices | Dale A. Messner, Patrick A. Dayton | 1999-12-07 |