Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6934458 | Method and apparatus for generating a pulse width modulated signal and optical attenuator controlled by a pulse width modulated signal | Earl A Dennis, Darren Vass, Graham Butler, Michael Leach | 2005-08-23 |
| 6747778 | Method and apparatus for generating a pulse width modulated signal and optical attenuator controlled by a pulse width modulated signal | Earl A Dennis, Darren Vass, Graham Butler, Michael Leach | 2004-06-08 |
| 6606447 | Optical attenuator including dual control loops | Earl A Dennis | 2003-08-12 |
| 6064760 | Method for rigorous reshaping of stereo imagery with digital photogrammetric workstation | — | 2000-05-16 |
| 5852824 | Apparatus and method for processing year-date data in computer systems | — | 1998-12-22 |