Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836724 | Navigation system with sign assistance | Lisa M. Becker, Lawrence M. Kaplan, Robert Fernekes | 2004-12-28 |
| 6701249 | Navigation system with wireless logging for billing | — | 2004-03-02 |