Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6687608 | Information notification system and method, and navigation system and method | Mikio Watanabe, Sugio Makishima, Yoshiki Kawaoka, Yasuhiro Shinkai, Asa Namiki +1 more | 2004-02-03 |