Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692075 | Mach-zehnder type electro-optic polymer modulator in which an initial output state can be controlled by post-photobleaching | Wol-Yon Hwang | 1997-11-25 |
| 5604398 | Electroluminescence light-emitting device with multi-layer light-emitting structure | Tae Hyoung Zyung, Wol-Yon Hwang | 1997-02-18 |