Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814937 | Defect detector circuit for inductive load driving circuit | — | 1989-03-21 |
| 4677450 | Automotive navigation system | Hisatsugu Ito | 1987-06-30 |
| 4677562 | Automotive navigation system | Hisatsugu Itoh | 1987-06-30 |
| 4677563 | Automotive navigation system | Hisatsugu Itoh | 1987-06-30 |