Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489757 | Optical interface with low-voltage relay unit and high-voltage regulation unit | Eiji Yokoyama | 2002-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489757 | Optical interface with low-voltage relay unit and high-voltage regulation unit | Eiji Yokoyama | 2002-12-03 |