Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699280 | Device for determining a distance range of an object | Takuma Takahashi | 1997-12-16 |
| 5640005 | Active trigonometrical distance measuring apparatus with delay circuits | — | 1997-06-17 |