Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687022 | Mid-wave infrared lens system with liquid optical element | — | 1997-11-11 |
| 5682263 | Broad-band ultraviolet lens systems well-corrected for chromatic aberration | Robert D. Sigler | 1997-10-28 |
| 5627674 | Ultraviolet lens systems including liquid lens elements | — | 1997-05-06 |