Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970782 | System for updating navigation information and apparatus for distributing updated navigation information | Keiichi Yamauchi | 2005-11-29 |
| 6937417 | Disk drive device | Koichi Nagaki, Kazunori Matsuo, Keiichi Yamauchi, Michihiro Kaneko | 2005-08-30 |
| 6856892 | Navigation apparatus and information server | Tamami Oda, Tsuyoshi Sato | 2005-02-15 |