Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8548723 | Car navigation system | Tadatomi Ishigami, Masatoshi Fujii, Shigeki Kumagai, Sadami Ouchi, Hiroaki Kato | 2013-10-01 |
| 7987047 | Navigation equipment | Tadatomi Ishigami, Masatoshi Fujii, Sadami Ouchi, Hiroaki Kato, Takeshi Nita +1 more | 2011-07-26 |