Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10347447 | Tank type vacuum circuit breaker | Hideki Miyatake, Masahiro Arioka, Tadahiro Yoshida, Toshihiro Matsunaga, Naoki Tanaka | 2019-07-09 |
| 10297987 | Gas insulated switchgear | Tadahiro Yoshida, Koichi Kagawa, Naoki Tanaka | 2019-05-21 |
| D840353 | Distribution board | Tadahiro Yoshida, Koichi Kagawa, Naoki Tanaka | 2019-02-12 |
| D840354 | Distribution board | Tadahiro Yoshida, Koichi Kagawa, Naoki Tanaka | 2019-02-12 |