Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8510038 | Route guidance system and route guidance method | Daisuke Tanizaki, Kenichi Murata, Kiyokazu Okada | 2013-08-13 |
| 8175800 | Route guidance system and route guidance method | Takaaki Nakayama, Shino Oonishi, Kensuke Takeuchi, Daisuke Tanizaki | 2012-05-08 |
| 7949468 | Route guidance systems, methods, and programs | Takaaki Nakayama, Shino Oonishi, Kensuke Takeuchi, Daisuke Tanizaki | 2011-05-24 |
| 6317687 | Vehicle navigation apparatus providing both automatic guidance and guidance information in response to manual input request | Kyoumi Morimoto, Naokazu Ozaki, Naoko Sugiura | 2001-11-13 |
| 6064941 | Vehicle navigation apparatus and storage medium | Mitsuhiro Nimura, Yasunobu Ito | 2000-05-16 |
| 5874905 | Navigation system for vehicles | Akimasa Nanba | 1999-02-23 |
| 5809447 | Voice navigation by sequential phrase readout | Koji Hashimoto | 1998-09-15 |
| 5231584 | Navigation apparatus with non-volatile memory for return to initial departure point | Mitsuhiro Nimura, Shoji Yokoyama, Koji Sumiya, Shuzo Moroto | 1993-07-27 |