Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7634110 | Drive assist system and navigation system for vehicle | Hajime Oka | 2009-12-15 |
| 7363147 | Navigation device and method for determining orientation of vehicle | Hajime Oka | 2008-04-22 |
| 6963801 | Vehicle navigation system having position correcting function and position correcting method | Hajime Oka | 2005-11-08 |
| 5371510 | Automotive information display apparatus | Kunihiro MIYAUCHI, Masaji Aono, Norio Fujimori, Tetsuya Kobayashi | 1994-12-06 |
| 4682287 | Electronic odometer | Tooru Mizuno, Keizi Oosugi, Takao Ogawa | 1987-07-21 |
| 4203094 | Apparatus for selectively displaying a plurality of indication panels | Kunihiro Sowa | 1980-05-13 |