Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687083 | Vehicle-guiding device for recognizing curved road and leading vehicle along curved road aurally | Hiroshi Kishi, Toru Ito, Shoji Yokoyama, Kenji Kuroda | 1997-11-11 |
| 5638279 | Vehicle navigation system and navigation method | Hiroshi Kishi, Toru Ito, Akimasa Nanba, Hiroyoshi Masuda | 1997-06-10 |
| 5635925 | Volume control of aural guidance of vehicle route guidance apparatus | Hiroshi Kishi, Toru Ito, Shoji Yokoyama, Mitsuhiro Nimura, Shigekazu Ohara | 1997-06-03 |