Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9526046 | Communication control system | — | 2016-12-20 |
| 8447518 | Current position detector for vehicle | — | 2013-05-21 |
| 7983842 | Vehicular present position detection apparatus and program storage medium | Kiyoshi Tsurumi, Hiroshige Asada, Kenji Nakayama, Akihiro Hirano | 2011-07-19 |
| 7392134 | Satellite navigation controller | Nobutaka Tauchi, Katsuhiko Mutoh | 2008-06-24 |
| 7024307 | Map evaluation system, collation device, and map evaluation device | Toshiyuki Ito, Katsuhiko Mutoh, Kohji Katoh | 2006-04-04 |