Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7095963 | Multi-channel optical receiver for processing tri-cell polarization diversity detector outputs | John T. Douglass, Eugene L. Ferraro | 2006-08-22 | $37,993,000 |
| 6989903 | Polarization diversity detector mask selection algorithm | Gregory Alan Gibbons | 2006-01-24 | $36,107,000 |
| 6825714 | Multichannel interferometer with phase generated carrier demodulation and quadrature error correction | Paul L. Greene, Gregory Alan Gibbons | 2004-11-30 | $17,201,000 |
| 6728165 | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors | John A. Roscigno, Craig W. Hodgson, Donald A. Frederick | 2004-04-27 | $82,906,000 |
| 6724319 | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors | John A. Roscigno | 2004-04-20 | $13,439,000 |