Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636802 | Data structure of digital map file | Nobuyuki Nakano, Yasuhiro Ihara, Akihiro Suzuki, Hisaya Fukuda | 2003-10-21 |
| 6597354 | Three-dimensional map navigation display method | Kiyomi Sakamoto, Yutaka Takahira, Teruaki Ata | 2003-07-22 |
| 6532010 | Three-dimensional map navigation display device and device for creating data used therein | Kiyomi Sakamoto, Yutaka Takahira, Teruaki Ata | 2003-03-11 |
| 6505120 | Navigation apparatus | Atsushi Yamashita, Kiyomi Sakamoto, Takeshi Yagyu, Hiroyuki Hamada, Teruaki Ata | 2003-01-07 |