Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8682578 | Road link string conversion method, road information providing device and road information providing system | Mariko Okude, Kenji Suzuki, Tomoaki Hiruta | 2014-03-25 |
| 8483950 | Route guidance server, navigation apparatus, route guidance system, and route guidance method | Mariko Okude, Michihito Mizuno, Kenji Suzuki, Shinichi Amaya, Yuji Oohara | 2013-07-09 |