Issued Patents All Time
Showing 76–100 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7116480 | Method and apparatus for optical switching | — | 2006-10-03 |
| 7039262 | Depolarizer | Qingdong Guo | 2006-05-02 |
| 6987896 | Optical isolator | Qingdong Guo | 2006-01-17 |
| 6915061 | Variable optical attenuator with MEMS devices | Wenhui Wang | 2005-07-05 |
| 6900933 | Integrated two-pump combiner for optical fiber amplifiers | Qingdong Guo | 2005-05-31 |
| 6886995 | Back reflection insensitive electro-optical interface and a method of coupling the same to a waveguide | Tom Haslett, Seyed Sadeghi, Ali Shams-Zadeh-Amiri | 2005-05-03 |
| 6888971 | Multi-port circulator | — | 2005-05-03 |
| 6882759 | Four-port PM circulator | — | 2005-04-19 |
| 6873462 | Three-port circulator | — | 2005-03-29 |
| 6839170 | Optical isolator | — | 2005-01-04 |
| 6836575 | Three-port PM circular having isolation function | — | 2004-12-28 |
| 6819810 | Depolarizer | Qingdong Guo | 2004-11-16 |
| 6762879 | Method and system for providing an optical circulator | — | 2004-07-13 |
| 6751366 | Multi-port circulator | — | 2004-06-15 |
| 6553156 | Optical isolators with ultra-low polarization mode dispersion | — | 2003-04-22 |
| 6493140 | Polarization splitter and combiner and optical devices using the same | Yanfeng Yang, Feng Liu, Wei Luo | 2002-12-10 |
| 6490377 | Optical interleaver | — | 2002-12-03 |
| 6441960 | Optical interleavers with minimized dispersion | Mark Wang | 2002-08-27 |
| 6353691 | Method and system for splitting or combining optical signal | Yanfeng Yang | 2002-03-05 |
| 6272264 | Multiple-channel optical filter | Feng Liu, Wenhui Wang, Wei Luo | 2001-08-07 |
| 6215923 | Optical interleaver | — | 2001-04-10 |
| 6215919 | Mechanical optical switching device | Qing Shao | 2001-04-10 |
| 6212313 | Optical interleaver | — | 2001-04-03 |
| 6192175 | Method and system for providing a multi-channel optical filter | Feng Liu, Wenhui Wang | 2001-02-20 |
| 6178044 | Method and system for providing an optical circulator | Yan Tang | 2001-01-23 |