Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347581 | Input setting method for digital operational devices | Ryotaro Kondow, Megumu Mitani, Yoshiji Nii | 1982-08-31 |
| 4339802 | Digital protective relaying devices | Ryotaro Kondow, Megumu Mitani, Eiichi Okamoto | 1982-07-13 |
| 4328551 | Apparatus and method for protection of electric power transmission lines and the like | Ryotaro Kondow, Kunio Matsuzawa | 1982-05-04 |
| 4314199 | Method for locating a fault point on a transmission line | Yukinari Yamakoshi | 1982-02-02 |