Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8423317 | Temperature detection method of semiconductor device and power conversion apparatus | Naoki Takata, Masayuki Hirota, Masahiro Hiraga, Satoshi Ibori | 2013-04-16 |
| 8159820 | Electric power conversion system | Satoshi Ibori, Koji Hamano, Jiangming Mao, Masayuki Hirota, Masahiro Hiraga | 2012-04-17 |
| 7904254 | Power conversion apparatus and method of estimating power cycle life | Satoshi Ibori, Jiangming Mao, Masayuki Hirota, Masahiro Hiraga | 2011-03-08 |
| 7518890 | AC/DC/AC converter with reduced inductance in the DC filter capacitors | Masayuki Hirota, Satoshi Ibori, Jiangming Mao | 2009-04-14 |
| 7515422 | Electric power converter | Masayuki Hirota, Satoshi Ibori, Jiangming Mao, Masahiro Hiraga | 2009-04-07 |
| 7206204 | Electric circuit module | Kinya Nakatsu, Naoki Takata, Masayuki Hirota, Satoshi Ibori | 2007-04-17 |
| 6426885 | Inverter device and motor driving device provided with inrush current prevention circuit | Syuichi Sekiguchi, Mutsuo Tokashiki | 2002-07-30 |
| 6400539 | Inverter device and motor driving device provided with inrush prevention circuit | Syuichi Sekiguchi, Mutsuo Tokashiki | 2002-06-04 |