Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764649 | Power management apparatus, power management method and power management program | Yumi Hanashima, Miyako Miyoshi, Tatsuhiro Yamaguchi, Koji Otsuji, Masayuki Nogi +1 more | 2017-09-19 |
| 9584054 | Output control device, method and program for wind farm | Yoko Kosaka, Katsutoshi Hiromasa, Yoichi Tone, Toshimasa Yamada, Kiyoshi Kusunoki | 2017-02-28 |
| 9518559 | Output control device, method and program for wind farm | Katsutoshi Hiromasa, Yoko Kosaka, Toshimasa Yamada, Yoichi Tone | 2016-12-13 |
| 5621633 | Apparatus for controlling converter having self-arc-extinction elements | Yoichi Uemura | 1997-04-15 |