Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7227814 | Repairable fiber optic hydrophone assembly | Joseph S. Salinas | 2007-06-05 |
| 7054521 | Architecture for large optical fiber array using standard 1×2 couplers | Craig W. Hodgson | 2006-05-30 |
| 6768829 | Architecture for large optical fiber array using standard 1×2 couplers | Craig W. Hodgson | 2004-07-27 |
| 6744965 | Pressure vessel | Akbar Arab-Sadeghabadi, Agop Hygasov Cherbettchian, Kurt R. Carlson | 2004-06-01 |
| 6728165 | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors | John A. Roscigno, Craig W. Hodgson, William Knaack | 2004-04-27 |
| 6507679 | Long distance, all-optical telemetry for fiber optic sensor using remote optically pumped EDFAs | Craig W. Hodgson | 2003-01-14 |
| 6434283 | In-line fiber-optic polarizer | David B. Hall | 2002-08-13 |
| 6288975 | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors | Michael Carter, Samuel N. Fersht, David C. Winslow | 2001-09-11 |
| 6269198 | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors | Craig W. Hodgson | 2001-07-31 |
| 6249622 | Architecture for large optical fiber array using standard 1.times.2 couplers | Craig W. Hodgson | 2001-06-19 |
| 6104846 | System for splicing sensors into a multiple fiber optical cable | Craig W. Hodgson | 2000-08-15 |
| 6072921 | Method of operating a fiber-optic acoustical sensor, apparatus for practicing the method, and in-line fiber-optic polarizer usable in such apparatus | David B. Hall | 2000-06-06 |
| 6038926 | TDM array of optical non-acoustic pressure sensors | David B. Hall | 2000-03-21 |
| 5995207 | Method for determining the phase difference of light waves propagated over two paths | David B. Hall, James Brett Bunn, James S. Bunn | 1999-11-30 |
| 5867258 | System for multiplexed high resolution measurement of frequency variations in multimode fiber laser acoustic sensors | Steven Bell | 1999-02-02 |
| 5815266 | Sensing method and apparatus | Samuel N. Fersht | 1998-09-29 |
| 5751425 | Apparatus and method for detecting rotation rate, Faraday bias and cavity length in a ring laser gyroscope | John G. Mark, Daniel A. Tazartes, David B. Hall, Tae W. Hahn | 1998-05-12 |
| 5737278 | Extended, flexible, spatially weighted fiber optic interferometric hydrophone | Robert P. Goldman, Steven J. Maas, John Mansell | 1998-04-07 |
| 5696857 | WDM/FDM fiber optic sensor architecture using WDM tap coupler | — | 1997-12-09 |
| 5625724 | Fiber optic hydrophone having rigid mandrel | John F. Cappi | 1997-04-29 |
| 5555086 | Coherence multiplexed interferometric signal processing system and method | Karlheinz vonBieren | 1996-09-10 |
| 4969743 | Faraday magnet for the reduction of multi-oscillator bias thermal sensitivity | Laurence G. Cote, Edward Kanegsberg | 1990-11-13 |