Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480648 | Technique for detecting the status of WDM optical signals | Ian Turner, Alan E. Willner, Joseph R. Dempewolf, William W. Peck | 2002-11-12 |
| 6449068 | Optical power managed network node for processing dense wavelength division multiplexed optical signals | Ian Turner, William L. Emkey | 2002-09-10 |
| 6449097 | Diffraction grating for wavelength division multiplexing/demultiplexing devices | Ninghui Zhu, Ian Turner, Yuri A. Yudin, Mikhail N. Sokolskiy | 2002-09-10 |
| 6434299 | Wavelength division multiplexing/demultiplexing devices having concave diffraction gratings | Yuri A. Yudin, Mikhail N. Sokolskiy | 2002-08-13 |
| 6404945 | Wavelength division multiplexing/demultiplexing devices using homogeneous refractive index lenses | — | 2002-06-11 |
| 6343169 | Ultra-dense wavelength division multiplexing/demultiplexing device | Joseph R. Dempewolf, Ian Turner | 2002-01-29 |