Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7250876 | Device and system for toll payment | Hiroki Saze | 2007-07-31 |
| 6608553 | Remote vehicle monitoring system and vehicle-mounted device therefor | — | 2003-08-19 |
| 6019285 | Automatic toll charging system and a vehicle-mounted unit used in the automatic toll charging system | Tomoaki Mizuno | 2000-02-01 |