Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6141125 | Intra-node diagnostic signal | Loudon T. Blair, Steven W. Cornelius, Steffen Koehler, Kevin Meagher | 2000-10-31 |
| 6125128 | Laser output locking and self filtering device | — | 2000-09-26 |
| 6111681 | WDM optical communication systems with wavelength-stabilized optical selectors | Stephen R. Harmon | 2000-08-29 |
| 6069719 | Dynamically reconfigurable optical add-drop multiplexers for WDM optical communication systems | — | 2000-05-30 |
| 6067181 | Laser locking and self filtering device | — | 2000-05-23 |
| 6057948 | Protection switch optical communications system | — | 2000-05-02 |
| 6002503 | Optical add/drop multiplexer | — | 1999-12-14 |
| 5982518 | Optical add-drop multiplexers compatible with very dense WDM optical communication systems | — | 1999-11-09 |
| 5943152 | Laser wavelength control device | Stephen R. Harmon | 1999-08-24 |
| 5875273 | Laser wavelength control under direct modulation | Stephen R. Harmon | 1999-02-23 |
| 5812306 | Bidirectional WDM optical communication systems with bidirectional optical amplifiers | — | 1998-09-22 |
| 5748349 | Gratings-based optical add-drop multiplexers for WDM optical communication system | — | 1998-05-05 |
| 5742416 | Bidirectional WDM optical communication systems with bidirectional optical amplifiers | — | 1998-04-21 |
| 5721636 | Laser pumping of erbium amplifier | Turan Erdogan, Clinton Randy Giles | 1998-02-24 |
| 5712932 | Dynamically reconfigurable WDM optical communication systems with optical routing systems | Stephen B. Alexander | 1998-01-27 |
| 5712715 | Optical transmission system with spatially-varying Bragg reflector | Turan Erdogan | 1998-01-27 |
| 5694248 | Spatially-varying distributed Bragg reflectors in optical media | Turan Erdogan | 1997-12-02 |
| 5673129 | WDM optical communication systems with wavelength stabilized optical selectors | — | 1997-09-30 |
| 5636304 | Article comprising a spatially varying Bragg grating in an optical fiber | Linn F. Mollenauer | 1997-06-03 |
| 5625472 | Method for forming distributed Bragg reflectors in optical media | John Sipe | 1997-04-29 |
| 5620496 | Method of making stable optical devices employing radiation-induced index changes | Turan Erdogan, Paul J. Lemaire, Donald Monroe | 1997-04-15 |
| 5570440 | Optical waveguiding component comprising a band-pass filter | — | 1996-10-29 |
| 5563732 | Laser pumping of erbium amplifier | Turan Erdogan, Clinton Randy Giles | 1996-10-08 |
| 5557439 | Expandable wavelength division multiplexed optical communications systems | Stephen B. Alexander, Steve W. Chaddick | 1996-09-17 |
| 5550654 | Method for forming, in optical media, refractive index perturbations having reduced birefringence | Turan Erdogan | 1996-08-27 |