Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661594 | Controllable optical periodic surface filters | Charles M. Rhoads, Gary A. Frazier, Richard G. Hoffman, II, Daniel Ryan | 1997-08-26 |
| 5627672 | Controllable optical periodic surface filters as a Q-switch in a resonant cavity | Charles M. Rhoads, Gary A. Frazier, Richard G. Hoffman, II, Daniel Ryan | 1997-05-06 |
| 5619365 | Elecronically tunable optical periodic surface filters with an alterable resonant frequency | Charles M. Rhoads, Gary A. Frazier, Richard G. Hoffman, II, Daniel Ryan | 1997-04-08 |
| 5619366 | Controllable surface filter | Charles M. Rhoads, Gary A. Frazier, Richard G. Hoffman, II, Daniel Ryan | 1997-04-08 |