Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5151917 | Laser resonators employing diffractive optical elements | Bruce E. Perilloux, Dennis Fischer, Larry Giammona, Thomas F. Johnston, Jr. | 1992-09-29 |
| 4379622 | Broad band phase shift system | Dennis Fischer | 1983-04-12 |