Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11237002 | Server device, communication terminal, route retrieval system, and computer program | Tominori Iwata, Daisuke Tanizaki, Koichi Iwatsuki, Kenji Nagase, Motohiro Nakamura +1 more | 2022-02-01 |
| 11161516 | Vehicle control device | Yu Tanaka | 2021-11-02 |
| 10861332 | Communication terminal, server device, route retrieval system, and computer program | Koji Ogawa, Daisuke Tanizaki, Koichi Iwatsuki, Motohiro Nakamura, Kazunori Watanabe | 2020-12-08 |
| 10145698 | Route search system, route search method, and computer program | Daisuke Tanizaki, Tatsuya Kato, Motohiro Nakamura, Kazunori Watanabe, Hiroyuki Tashiro +1 more | 2018-12-04 |
| 10132638 | Route search system, route search method, and computer program | Tatsuya Kato, Daisuke Tanizaki, Motohiro Nakamura, Kazunori Watanabe, Hiroyuki Tashiro +1 more | 2018-11-20 |
| 8769237 | Map updating system and map updating program using dynamic cache memory | Mitsuhiro Nimura, Tatsumi Sakamoto, Hiroyoshi Masuda, Tomofumi Shibata, Kazuyuki Hirakawa +3 more | 2014-07-01 |
| 8370061 | Navigation device and navigation road data creating device | — | 2013-02-05 |
| 8180570 | Navigation apparatuses, methods, and programs | — | 2012-05-15 |
| 6424363 | Image display device, method of image display, and storage medium for storing image display programs | Junzo Matsuba, Naokazu Ozaki | 2002-07-23 |
| 6415225 | Navigation system and a memory medium | Masaya Yamaguchi | 2002-07-02 |
| 6345230 | Vehicle navigation system and method | Junzo Matsuba, Naokazu Ozaki | 2002-02-05 |
| 6333702 | Navigation device | Mitsuhiro Nimura, Akimasa Nanba | 2001-12-25 |
| 6243646 | Vehicle navigation system with pixel transmission to display | Naokazu Ozaki, Junzo Matsuba, Kyomi Morimoto | 2001-06-05 |
| 6047235 | Vehicular navigation system | Yusuke TAKENAKA, Takeshi Yanagikubo | 2000-04-04 |
| 6034626 | Navigation system for a vehicle | Kazuteru Maekawa, Hiroyuki Kanemitsu | 2000-03-07 |
| 5991689 | Navigation system with switching between an ordinary road preferential mode and a tall road preferential mode | Satoru Aito, Masahiro Suetsugu, Kazuteru Maekawa, Takeshi Yanagikubo | 1999-11-23 |
| 5931888 | Navigation system for vehicles with alternative route searching capabilities | — | 1999-08-03 |
| 5825306 | Navigation system for vehicles | Mitsuhiro Nimura, Yasunobu Ito | 1998-10-20 |
| 5793631 | Voice route-guidance system and method having a function for judging approachment to a decision point | Toru Ito, Hiroshi Kishi, Atsushi Watanabe, Mitsuhiro Nimura, Akimasa Nanba +3 more | 1998-08-11 |
| 5774073 | Navigation system for a vehicle | Kazuteru Maekawa, Hiroyuki Kanemitsu | 1998-06-30 |