Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633983 | Apparatus and method for automatically storing first use date of an electronic device | Joon Hong, Yeon-taek Han | 2003-10-14 |
| 6590618 | Method and apparatus for changing the channel or varying the volume level in a television receiver having a double screen mode function | Hong-sik Park | 2003-07-08 |