Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887223 | Visual navigation system for a mobile robot having capabilities of regenerating of hidden images | — | 1989-12-12 |
| 4882694 | Apparatus for visually locating and communicating with mobile robots | William B. Brubaker, John E. Slaughter, Thomas J. Doty | 1989-11-21 |
| 4815353 | Photonic pickup for musical instrument | — | 1989-03-28 |