Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690293 | Gate apparatus, on-board unit, setup method of the on-board unit, toll collecting method and judging method of the entrance and exit | — | 2004-02-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690293 | Gate apparatus, on-board unit, setup method of the on-board unit, toll collecting method and judging method of the entrance and exit | — | 2004-02-10 |