Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062661 | Method for controlling a power supply in an external terminal connection of a personal data assistant | — | 2006-06-13 |
| 6125367 | Map data base management method and system therefor | — | 2000-09-26 |
| 6005961 | Method for processing name when combining numerical map shape data | — | 1999-12-21 |