Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6993257 | Optical channel monitor utilizing multiple Fabry-Perot filter pass-bands | Gregg Johnson | 2006-01-31 |
| 6744035 | Passive, temperature compensated techniques for tunable filter calibration in bragg-grating interrogation systems | Gregg Johnson, Greg Nau, Sandeep T. Vohra | 2004-06-01 |
| 6674928 | Optical sensing device containing fiber Bragg gratings | Gregg Johnson, Michael Todd, Chia-Chen Chang | 2004-01-06 |
| 6619864 | Optical channel monitor with continuous gas cell calibration | Gregg Johnson | 2003-09-16 |
| 6580855 | Bandwidth tunable gratings for dynamic dispersion compensation in lightwave | Sandeep T. Vohra, Chia-Chen Chang | 2003-06-17 |
| 6573489 | Passive, temperature compensated techniques for tunable filter calibration in bragg-grating interrogation systems | Gregg Johnson, Greg Nau, Sandeep T. Vohra | 2003-06-03 |