Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11870384 | Speed calculation device and power conversion device | Hiroshi Watanabe, Masahiro Hiraga, Yusuke Arao, Atsuhiko Nakamura, Hiroyuki Tomita +2 more | 2024-01-09 |
| 10054119 | Operating machine | Hidetoshi Satake | 2018-08-21 |
| 9959999 | Method for controlling power switching apparatus | Koichiro Adachi, Hajime Urai, Katsuhiko Shiraishi | 2018-05-01 |
| 9673005 | Switchgear | Hisashi Urasaki, Makoto Hirose, Yoichi Oshita, Yasuaki Aoyama | 2017-06-06 |
| 9421873 | Construction machine | Seiji Ishida, Yusuke Kajita, Hidetoshi Satake, Manabu Edamura, Kazuo Fujishima +1 more | 2016-08-23 |
| 7954334 | Inverter system and vehicle | Hideki Miyazaki, Katsumi Ishikawa, Keiji Maekawa | 2011-06-07 |
| 7746023 | Position detecting device and synchronous motor driving device using the same | Toshiyuki Ajima, Hideki Miyazaki, Bunji Furuyama, Tokihito Suwa | 2010-06-29 |
| 7746614 | Drive circuit for switching device | Katsumi Ishikawa, Koichi Suda | 2010-06-29 |
| 7675727 | Protection circuit for power management semiconductor devices and power converter having the protection circuit | Katsumi Ishikawa, Ryuichi Saito, Koichi Suda, Katsuaki Takahashi | 2010-03-09 |
| 7483250 | Drive circuit for switching device | Katsumi Ishikawa, Koichi Suda | 2009-01-27 |
| 7483695 | Inverter maintenance system and inverter | Yoshihiro Uchino, Masahiro Sano | 2009-01-27 |
| 7414376 | Motor drive apparatus and method and electrically driven brake apparatus | Hideki Miyazaki, Toshiyuki Ajima, Hiroyuki Saito | 2008-08-19 |
| 7295412 | Protection circuit for power management semiconductor devices and power converter having the protection circuit | Katsumi Ishikawa, Ryuichi Saito, Koichi Suda, Katsuaki Takahashi | 2007-11-13 |
| 7126802 | Drive circuit for switching device | Katsumi Ishikawa, Koichi Suda | 2006-10-24 |
| 7110758 | Inverter maintenance system and inverter | Yoshihiro Uchino, Masahiro Sano | 2006-09-19 |
| 6960980 | Power converter with shunt resistor | Kinya Nakatsu, Ryuichi Saito, Satoshi Ibori, Masato Takase | 2005-11-01 |
| 6794854 | Vehicle power converted with shunt resistor having plate-shape resistive member | Kinya Nakatsu, Ryuichi Saito, Satoshi Ibori, Masato Takase | 2004-09-21 |
| 5920119 | Power semiconductor module employing metal based molded case and screw fastening type terminals for high reliability | Akihiro Tamba, Kazuji Yamada, Ruichi Saito, Tatsuya Shigemura, Yukio Sonobe +1 more | 1999-07-06 |