Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7675738 | Gas insulated switchgear | Masayuki Fukunaga, Nobuaki Okanari | 2010-03-09 |
| 6954704 | Digital protection and control device | Yuuji Minami, Noriyoshi Suga, Hiromi Nagasaki | 2005-10-11 |
| 6845301 | System for protecting and controlling substation main circuit components | Koichi Hamamatsu, Tokuo Ito, Hachidai Ito, Yoshito Sameda, Toshiyuki Saida +9 more | 2005-01-18 |