Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768942 | Navigation system with decryption functions and secure geographic database | — | 2004-07-27 |
| 6674434 | Method and system for automatic generation of shape and curvature data for a geographic database | Jerry Feigen, A. Merri Boylan | 2004-01-06 |