Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842991 | Gyro aided magnetic compass | Robert Levi | 2005-01-18 |
| 6813582 | Navigation device for personnel on foot | Robert Levi | 2004-11-02 |
| 5522889 | Apparatus and method for restoring eyelid function | Robert S. Baker, Brian James Willoughby | 1996-06-04 |