Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5311434 | Vehicle navigation system | — | 1994-05-10 |
| 5303159 | Navigation system with off-route detection and route recalculation | Tatsuhiko Abe | 1994-04-12 |
| 5291412 | Navigation system | Tatsuhiko Abe | 1994-03-01 |
| 5291413 | Navigation system for guiding a vehicle along a precomputed optimal route | Tatsuhiko Abe | 1994-03-01 |
| 5291414 | Navigation system for guiding a vehicle along a precomputed optimal route | Tatsuhiko Abe | 1994-03-01 |