Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454472 | Semiconductor manufacturing apparatus for photolithographic process | Hee Kang, Ki-Sung Cho | 2002-09-24 |
| 6397087 | Device for controlling the connection of a built-in type ear-microphone for portable radio terminal | Jung Wook Hwang | 2002-05-28 |