Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660672 | Alkali halide-doped sulfide glasses for optical amplifier and fabricating method thereof | Jong Heo, Dong-Chin Lee, Hye Sun Lee | 2003-12-09 |
| 6624080 | Method of fabricating nickel etching mask | Duk-Yong Choi, Joo-Hoon Lee | 2003-09-23 |