Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673497 | High efficiency volume diffractive elements in photo-thermo-refractive glass | Oleg M. Efimov, Vadim I. Smirnov | 2004-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673497 | High efficiency volume diffractive elements in photo-thermo-refractive glass | Oleg M. Efimov, Vadim I. Smirnov | 2004-01-06 |