Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974959 | Map update data supplying apparatus, version table, map data updating system, and map update data supplying method | Kimiyoshi Sawai, Tomoki Kodan | 2011-07-05 |
| 7349769 | Communication system for communication between in-vehicle terminals and center, and in-vehicle terminal employed in communication system | Shinichi Hayashi, Akihito Tada, Akimasa Nanba, Toshiyuki Kaneiwa, Toshiaki Egawa | 2008-03-25 |
| 7286908 | Communication system for communication between in-vehicle terminals and center, and in-vehicle terminal employed in communication system | Shinichi Hayashi, Akihito Tada, Akimasa Nanba, Toshiyuki Kaneiwa, Toshiaki Egawa | 2007-10-23 |
| 7280894 | Communication system for communication between in-vehicle terminals and center, and in-vehicle terminal employed in communication system | Shinichi Hayashi, Akihito Tada, Akimasa Nanba, Toshiaki Egawa | 2007-10-09 |
| 6694255 | Navigation system and storage medium | Mamoru Kainuma, Yasuhiro Tooyama, Hidenobu Suzuki, Hidetoshi Fujimoto, Masahiro Kimura +3 more | 2004-02-17 |
| 6662105 | Navigation device and method of use having two separate route searching devices | Akihito Tada, Masayuki Yurimoto | 2003-12-09 |
| 6647322 | Communication system for communication between in-vehicle terminals and center, and in-vehicle terminal employed in communication system | Shinichi Hayashi, Akihito Tada, Akimasa Nanba, Toshiyuki Kaneiwa, Toshiaki Egawa | 2003-11-11 |
| 6636805 | Navigation system, remote navigation device and method, and in-vehicle navigation device | Akihito Tada, Masayuki Yurimoto | 2003-10-21 |
| 6631313 | Communication system for communication between in-vehicle terminals and center, and in-vehicle terminal employed in communication system | Shinichi Hayashi, Akihito Tada, Akimasa Nanba, Toshiaki Egawa | 2003-10-07 |
| 6594580 | Apparatus and system for providing route guidance information and a communication terminal thereof | Akihito Tada, Masayuki Yurimoto | 2003-07-15 |
| 6222836 | Route searching device | Hiroaki Sekiyama | 2001-04-24 |
| 4726344 | Electronic air-fuel mixture control system for internal combustion engine | Tsuneo Ando, Kazusato Kasuya, Yukitoshi Asada | 1988-02-23 |
| 4705002 | Electronic air-fuel mixture control system for internal combustion engine | Tsuneo Ando, Kazusato Kasuya, Yukitoshi Asada | 1987-11-10 |