Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617085 | Method and apparatus for monitoring the surroundings of a vehicle and for detecting failure of the monitoring apparatus | Kazumichi Tsutsumi, Tatsuji Irie | 1997-04-01 |
| 5600561 | Vehicle distance data processor | — | 1997-02-04 |