Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4371908 | Digital protective relaying systems | Fumio Andow, Takayuki Kobayashi, Ryotaro Kondow | 1983-02-01 |
| 4347581 | Input setting method for digital operational devices | Mitsuru Yamaura, Ryotaro Kondow, Megumu Mitani | 1982-08-31 |
| 4228476 | Protective relaying system | Yuji Okita, Ryotaro Kondo | 1980-10-14 |