Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689423 | Vehicle navigation system for evaluating a return route based on cost | — | 1997-11-18 |
YS
Yasuhiro Sawada
Overall (1997): #57,266 of 185,788Top 35%
1
Patents 1997