Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5798877 | Optical system for improving the symmetry of the beam emitted from a broad area laser diode | John L. Nightingale, John K. Johnson | 1998-08-25 |
| 5636069 | Optical system for improving the symmetry of the beam emitted from a broad area laser diode | John L. Nightingale, John K. Johnson | 1997-06-03 |
| 5557475 | Optical system for improving the symmetry of the beam emitted from a broad area laser diode | John L. Nightingale, John K. Johnson | 1996-09-17 |