Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10356496 | Converged passive optical LAN | Bruce Roe | 2019-07-16 |
| 9455778 | Method and system for protecting against communication loss in an optical network system | James O. Farmer | 2016-09-27 |
| 8577220 | Method and system for protecting against communication loss in an optical network system | James O. Farmer | 2013-11-05 |
| 7110676 | Power pre-emphasis for WDM transmission systems | Glen Peter Koste, Philip J. Lin | 2006-09-19 |
| 6208443 | Dynamic optical add-drop multiplexers and wavelength-routing networks with improved survivability and minimized spectral filtering | Karen Liu, Chaoyu Yue | 2001-03-27 |
| 5953141 | Dynamic optical add-drop multiplexers and wavelength-routing networks with improved survivability and minimized spectral filtering | Karen Liu, Chaoyu Yue | 1999-09-14 |
| 5930016 | Upgradable modular wavelength division multiplexer | Stuart D. Brorson, Paul E. Green, Jr., Karen Liu | 1999-07-27 |
| 5745612 | Wavelength sorter and its application to planarized dynamic wavelength routing | Franklin F. Tong, Karen Liu | 1998-04-28 |
| 5629999 | Side-gap mode tapering for integrated optic waveguides | Charles H. Henry, Edward J. Laskowski, Yuan Li | 1997-05-13 |
| 5623566 | Network with thermally induced waveguide | Hyung Jong Lee | 1997-04-22 |
| 5577141 | Two-dimensional segmentation mode tapering for integrated optic waveguides | Renen Adar, Edward J. Laskowski | 1996-11-19 |
| 5479551 | Optical fiber non-reciprocal phase shifters and optical isolators using them | David J. DiGiovanni, Kenneth L. Walker, Raymond Wolfe | 1995-12-26 |