Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9121718 | Method and system for improved vehicle navigation | Robert Uyeki | 2015-09-01 |
| 7581179 | Information retrieving apparatus | Koichi Kojima, Hirofumi Kinoshita | 2009-08-25 |
| 6519528 | Vehicle navigation apparatus proving proper guidance for off-road net conditions | Kouichi Endo, Yoshikazu Sato | 2003-02-11 |
| 6453235 | Vehicle navigation apparatus providing proper guidance for off-road net conditions | Kouichi Endo, Yoshikazu Sato | 2002-09-17 |
| 6026346 | Navigation system for indicating of optimum route | Mikio Ohashi, Satoshi Tanimoto | 2000-02-15 |
| 5902349 | Navigation apparatus | Koichi Endo | 1999-05-11 |
| 5852791 | Vehicle navigation with vehicle position correction feature | Yoshikazu Sato | 1998-12-22 |
| 5842146 | Method and apparatus of setting clock time and using time data in a vehicle navigation system | — | 1998-11-24 |