Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541058 | Protective relay system | Fumio Andow, Mitsuru Yamaura | 1985-09-10 |
| 4420805 | Protective relaying system | Mitsuru Yamaura, Junichi Inagaki | 1983-12-13 |
| 4419737 | Setting device for protective control system | Mitsuru Yamaura, Junichi Inagaki, Kunio Matsuzawa | 1983-12-06 |
| 4371908 | Digital protective relaying systems | Fumio Andow, Takayuki Kobayashi, Yoshiji Nii | 1983-02-01 |
| 4371926 | Input/output information indication system | Mitsuru Yamaura, Junichi Inagaki, Eiichi Okamoto | 1983-02-01 |
| 4357666 | Digital distance relays | Tetsuo Matsushima, Kunio Matsuzawa | 1982-11-02 |
| 4347581 | Input setting method for digital operational devices | Mitsuru Yamaura, Megumu Mitani, Yoshiji Nii | 1982-08-31 |
| 4339802 | Digital protective relaying devices | Mitsuru Yamaura, Megumu Mitani, Eiichi Okamoto | 1982-07-13 |
| 4328551 | Apparatus and method for protection of electric power transmission lines and the like | Mitsuru Yamaura, Kunio Matsuzawa | 1982-05-04 |
| 4314301 | Protective relaying devices | Junichi Inagaki | 1982-02-02 |
| 4281386 | Systems for detecting faults in electric power systems | Eiichi Okamoto | 1981-07-28 |