Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933485 | Stabilizing power and wavelength of output radiation from a stabilized radiation source in optical communications systems | Peter Livermore, Michael Leach, Graham Butler | 2005-08-23 |
| 6934458 | Method and apparatus for generating a pulse width modulated signal and optical attenuator controlled by a pulse width modulated signal | Roger Brown, Earl A Dennis, Graham Butler, Michael Leach | 2005-08-23 |
| 6930814 | Calibrating voltage controllable optical components in communication systems | Peter Livermore, Graham Butler, Michael Leach | 2005-08-16 |
| 6747778 | Method and apparatus for generating a pulse width modulated signal and optical attenuator controlled by a pulse width modulated signal | Roger Brown, Earl A Dennis, Graham Butler, Michael Leach | 2004-06-08 |