Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451044 | Navigation system using wireless communication network and route guidance method thereof | Sang Ho Park, Jung Soo Kim | 2008-11-11 |
| 6847889 | Navigation system using wireless communication network and route guidance method thereof | Sang Ho Park, Jung Soo Kim | 2005-01-25 |