Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6845301 | System for protecting and controlling substation main circuit components | Koichi Hamamatsu, Hachidai Ito, Yoshito Sameda, Toshiyuki Saida, Noriyoshi Suga +9 more | 2005-01-18 |