Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9786169 | On-vehicle information providing device, information providing center, and information providing system | Toshio Inoguchi, Yasuhiro Tooyama | 2017-10-10 |
| 8983758 | Traffic information management device, traffic information management method, and traffic information management program | Shinji Kachi, Kenji Nagase, Tsuyoshi Iwata, Takahisa Ozaki, Masamiki Andoh +3 more | 2015-03-17 |
| 8744735 | Traffic information generating method, traffic information generating apparatus, display, navigation system, and electronic control unit | Toshio Inoguchi, Shinichi Yamada, Kazutaka Yoshikawa | 2014-06-03 |
| 8666646 | Vehicle guidance device, vehicle guidance method, and vehicle guidance program | Kenji Nagase, Kazunori Watanabe, Tooru Yamazaki | 2014-03-04 |
| 8600650 | Navigation devices, methods, and progrmas | Shinji Kachi, Kenji Nagase, Tsuyoshi Iwata, Toshio Inoguchi, Kazunori Watanabe +1 more | 2013-12-03 |
| 8452530 | Navigation device that performs pathfinding in consideration of congestion information in plural areas using average speed in the plural areas | Toshio Inoguchi, Kazutaka Yoshikawa | 2013-05-28 |
| 8433504 | Traffic information generation method, traffic information generation device, and navigation system | Teruhide Hayashida, Kazutaka Yoshikawa, Kenji Nagase, Hiroki Ishikawa | 2013-04-30 |
| 8255145 | Travel time calculation server, a travel time calculating apparatus used for a vehicle and a travel time calculation system | Kenichi Murata, Kazutaka Yoshikawa, Kenji Nagase, Hiroki Ishikawa | 2012-08-28 |
| RE42547 | Navigation apparatus, navigation method, and navigation program | Hiroki Ishikawa | 2011-07-12 |
| 7797100 | Navigation systems, methods, and programs | Hiroki Ishikawa | 2010-09-14 |
| 7739029 | Navigation apparatus and method with traffic ranking and display | Hiroki Ishikawa, Masao Kawai | 2010-06-15 |
| 7672775 | Systems, methods, and data structures for correcting traffic information | Hiroki Ishikawa | 2010-03-02 |
| 7634355 | Navigation apparatus, navigation method, and navigation program | Hiroki Ishikawa | 2009-12-15 |
| 7440843 | Car traffic information notification system, car traffic information notification method, and navigation system | Kazutaka Yoshikawa, Kenji Nagase, Hiroki Ishikawa, Daisuke Doi | 2008-10-21 |
| 7328101 | Navigation apparatus, navigation method, and navigation program | Hiroki Ishikawa | 2008-02-05 |