Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7933715 | Navigation device and navigation system | Aiko Sugawara, Tadafumi Nogawa, Masayuki Arai, Yoshitaka Kinoshita | 2011-04-26 |
| 7865305 | Navigation system | Aiko Sugawara, Masakuni Tsuge, Masayuki Arai, Yoshitaka Kinoshita | 2011-01-04 |