Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11870205 | Efficient in-band pumping of Holmium-doped optical fiber amplifiers | Robert E. Tench | 2024-01-09 |
| 11670903 | Broadband hybrid optical amplifier operation in eye-safe wavelength region | Robert E. Tench, Alexandre Amavigan, Clement Romano | 2023-06-06 |
| 11509110 | Broadband Ho-doped optical fiber amplifier | Robert E. Tench, Alexandre Amavigan | 2022-11-22 |
| 11509108 | Tm-doped fiber amplifier utilizing wavelength conditioning for broadband performance | Robert E. Tench, Alexandre Amavigan | 2022-11-22 |
| 11509109 | Broadband Tm-doped optical fiber amplifier | Robert E. Tench, Alexandre Amavigan | 2022-11-22 |
| 11276982 | Optical fiber amplifier for operation in two micron wavelength region | Robert E. Tench, Clement Romano | 2022-03-15 |
| 6850712 | Optical fiber transmission system with polarization multiplexing to reduce stimulated brillouin scattering | Aydin Yeniay | 2005-02-01 |
| 6819481 | Bidirectional wave division multiplex systems | Stojan Radic | 2004-11-16 |
| 6583925 | Efficient pumping for high power rare-earth doped fiber amplifiers | Sandra Greenberg Kosinski, Aydin Yeniay | 2003-06-24 |
| 6466712 | Optical transmission link incorporating highpass optical filtering | Demetrios Christodoulides, Christopher M. McIntosh, Jean Toulouse | 2002-10-15 |
| 6429964 | High power, multiple-tap co-doped optical amplifier | Aydin Yeniay | 2002-08-06 |
| 6388800 | Raman amplifier with gain enhancement from optical filtering | Demetrios Christodoulides, Christopher M. McIntosh, Jean Toulouse | 2002-05-14 |
| 6212209 | Switchable laser using a faraday rotator | — | 2001-04-03 |
| 6081368 | Optical amplifier for bi-directional WDM optical communications systems | — | 2000-06-27 |
| 6043929 | Adiabatic waveguide amplifier | — | 2000-03-28 |
| 6023543 | Bidirectional optical link, and device for amplifying such link | Philippe Perrier | 2000-02-08 |
| 5933437 | Optical fiber laser | — | 1999-08-03 |
| 5920583 | Dual laser with thermoelectric cooling | Chan Chih Chen, Stephen W. Granlund, Sun-Yuan Huang, Khanh Cong Nguyen, Katherine A. Yanushefski | 1999-07-06 |
| 5890816 | Polarization maintaining optical amplifier | — | 1999-04-06 |
| 5878071 | Fabry-perot pulsed laser having a circulator-based loop reflector | — | 1999-03-02 |
| 5878065 | Fabry-perot pulsed laser having a switchable loop reflector | — | 1999-03-02 |
| 5822113 | Optical amplifier using optical circulator and fiber amplifier | Jonathan Nagel | 1998-10-13 |
| 5646762 | Optical communication system using tandem Fabry-Perot etalon for wavelength selection | Paul D. Yeates | 1997-07-08 |
| 5633743 | Optical communications system using tunable tandem Fabry-Perot etalon | — | 1997-05-27 |
| 5608562 | Optical communications system with adjustable dispersion compensation | Kinichiro Ogawa, Paul D. Yeates | 1997-03-04 |