Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815681 | Electron beam lithography apparatus using a patterned emitter | In-kyeong Yoo, Chang-wook Moon, In-Sook Kim | 2004-11-09 |
| 6815783 | Single transistor type magnetic random access memory device and method of operating and manufacturing the same | In-kyeong Yoo, Jung-hyun Sok, June-key Lee | 2004-11-09 |
| 6784438 | Electron projection lithography apparatus using secondary electrons | In-kyeong Yoo, Chang-wook Moon | 2004-08-31 |