Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339802 | Digital protective relaying devices | Mitsuru Yamaura, Ryotaro Kondow, Megumu Mitani | 1982-07-13 |
| 4309767 | Monitor system for a digital signal | Fumio Andow, Kyotaro Kondow | 1982-01-05 |