Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981591 | Semiconductor buried grating fabrication method | Yabo Li, Kechang Song, Chung-En Zah | 2011-07-19 |
| 6654168 | Inorganic visible light reflection polarizer | Nicholas Francis Borrelli, David Francis Dawson-Elli, David G. Grossman | 2003-11-25 |