Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662100 | Navigation system | Yukio Miyamaru | 2003-12-09 |
| 6662102 | Movable body progress direction navigating apparatus | Mutsumi Katayama | 2003-12-09 |
| 6634649 | Gasket, method of molding same, and cylindrical alkaline-manganese dioxide cell using same | Norishige Yamaguchi, Hideaki TOKUGAWA, Kazuhiro Hashimoto, Akihiro Sugawara | 2003-10-21 |
| 6567744 | In-vehicle navigation apparatus | Mutsumi Katayama | 2003-05-20 |
| 6507783 | Mobile navigation system | Mutsumi Katayama | 2003-01-14 |