Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |