Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470263 | Average vehicle speed calculation device | Tomohiro Ito, Yoshimasa Saito | 2002-10-22 |
| 6470266 | Vehicular navigation system using restricted-type road map data | Motoaki Ito, Takamitsu Suzuki, Wataru Sugiura | 2002-10-22 |