Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688318 | Photonic band gap materials and method of preparation thereof | Ronald G. Roy | 1997-11-18 |
| 5651818 | Photonic band gap materials and method of preparation thereof | Ronald G. Roy | 1997-07-29 |
| 5601661 | Method of use of thermophotovoltaic emitter materials | Ronald G. Roy | 1997-02-11 |