Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953946 | Emitter for electron-beam projection lithography system and manufacturing method thereof | In-kyeong Yoo, Chang-wook Moon, Soo-hwan Jeong | 2005-10-11 |
| 6934430 | Optical module used in high frequency band optical communication system | In Ho Jeong, Choong-mo Nam | 2005-08-23 |
| 6910157 | Portable computer system for indicating power-on self-test state on LED indicator | Jang Ho Park | 2005-06-21 |
| 6891241 | 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 | 2005-05-10 |
| 6870173 | Electron-beam focusing apparatus and electron-beam projection lithography system employing the same | Chang-wook Moon, In-kyeong Yoo | 2005-03-22 |