Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869558 | Map data storage device, map data updating method, and computer program | Seiji Takahata, Motohiro Nakamura, Tomoki Kodan, Toshio Nomura | 2018-01-16 |
| 8990012 | Map update data supply device and map update data supply program | Kazunori Watanabe, Takayuki Watanabe, Yasutaka Atarashi | 2015-03-24 |
| 8892517 | Data updating system, navigation device, server, and method of data updating | Seiji Takahata, Tomoki Kodan, Hironobu Sugimoto | 2014-11-18 |
| 8626704 | Map update data supply device and method | — | 2014-01-07 |
| 8510042 | Navigation device and data update system | Seiji Takahata, Tomoki Kodan, Hironobu Sugimoto | 2013-08-13 |
| 8396660 | Road map data structure, road map data storage medium, navigation device, and method of generating road map data | Seiji Takahata, Motohiro Nakamura | 2013-03-12 |
| 8326531 | Map update data supply apparatus, map data update system, and map update data supply method | Hironobu Sugimoto, Tomoki Kodan | 2012-12-04 |
| 8055620 | Map updating systems, methods and programs | Norihiro Nakamura, Tomoki Kodan, Hironobu Sugimoto | 2011-11-08 |
| 8055621 | Map updating systems, methods, and programs | Norihiro Nakamura, Hironobu Sugimoto, Tomoki Kodan | 2011-11-08 |
| 7974959 | Map update data supplying apparatus, version table, map data updating system, and map update data supplying method | Hironobu Sugimoto, Tomoki Kodan | 2011-07-05 |