Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999612 | Optical MEMS based monitoring system | — | 2024-06-04 |
| 6781735 | Fabry-Perot cavity manufactured with bulk micro-machining process applied on supporting substrate | Liji Huang, Yahong Yao, Gaofeng Wang | 2004-08-24 |
| 6775429 | Dynamic gain equalization system design with adaptive spectrum decomposition methodology | Gaofeng Wang, Liji Huang | 2004-08-10 |
| 6727562 | Basic common optical cell configuration of dual cavities for optical tunable devices | Jidong Hou, Xiaoping Zhang, Liji Huang, Gaofeng Wang | 2004-04-27 |
| 6724516 | Robust multi-layered thin-film membrane for micro-electromechanical systems (MEMS) photonic devices | Gaofeng Wang, Liji Huang | 2004-04-20 |
| 6620712 | Defined sacrifical region via ion implantation for micro-opto-electro-mechanical system (MOEMS) applications | Liji Huang, Yahong Yao, Gaofeng Wang | 2003-09-16 |
| 6556338 | MEMS based variable optical attenuator (MBVOA) | Liji Huang | 2003-04-29 |
| 6509998 | Tunable multi-channel optical attenuator (TMCOA) | Liji Huang, Jian Li, James Yang | 2003-01-21 |
| 6266474 | Dual fiber collimator optical variable attenuator | Zhongming Mao | 2001-07-24 |