Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10024716 | Field lens corrected three mirror anastigmat spectrograph | Burt J. Beardsley | 2018-07-17 |
| 7936454 | Three mirror anastigmat spectrograph | Burt J. Beardsley | 2011-05-03 |
| 7936455 | Three mirror anastigmat spectrograph | Burt J. Beardsley | 2011-05-03 |