Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8395347 | Induction motor control device and induction motor group control system | Kazuhiko Fukutani, Hideo Narisawa, Ryuichi Shimada, Takanori Isobe | 2013-03-12 |
| 8383978 | Steel pipe material weld zone heating apparatus and method | Kazuhiko Fukutani, Kenji Umetsu, Yoshiaki Nakamura, Kazuto Yamamoto, Takashi Miyakawa +2 more | 2013-02-26 |
| 7974113 | Electric power unit for induction heating | Ryuichi Shimada, Kazuhiko Fukutani | 2011-07-05 |
| 5179510 | Power converting apparatus capable of suppressing a fault current | Yukio Tokiwa, Fumitoshi Ichikawa, Fumio Aoyama | 1993-01-12 |