Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438488 | Navigation system for processing information about adjacent position and method thereof | — | 2002-08-20 |
| 6426300 | Method for fabricating semiconductor device by using etching polymer | Won Park, Phil-Goo Kong, Dong-Duk Lee | 2002-07-30 |