Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857726 | Method to decode relative spectral data | Eric Arnett | 1989-08-15 |
| 4852079 | Optical spectral analyzer | Stephen M. Emo, Richard N. Poorman | 1989-07-25 |
| 4843232 | Optic switch and speed sensor | Stephen M. Emo | 1989-06-27 |