Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5837054 | Crystals for ultraviolet light filters | Narsingh B. Singh, William D. Partlow, Steven Strauch, John F. Jackovitz, David W. Coffey +1 more | 1998-11-17 |
| 5788765 | Crystals for ultraviolet light filters | Narsingh B. Singh, William D. Partlow, Steven Strauch, John F. Jackovitz, David W. Coffey | 1998-08-04 |
| 5742428 | Crystals for ultraviolet light filters | Narsingh B. Singh, William D. Partlow, Steven Strauch, John F. Jackovitz, David W. Coffey +2 more | 1998-04-21 |