Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858453 | Car anti-theft device | — | 1989-08-22 |
| 4827744 | Vehicle use lock system | Shouji Akutsu | 1989-05-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858453 | Car anti-theft device | — | 1989-08-22 |
| 4827744 | Vehicle use lock system | Shouji Akutsu | 1989-05-09 |