Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10090753 | Power conversion device and power conversion system | Kohei Hasegawa, Sari Maekawa, Takenori Yasuzumi | 2018-10-02 |
| 10003331 | Semiconductor device including normally-off type transistors and normally-on type transistor connected series | Kentaro Ikeda, Hiroshi Mochikawa | 2018-06-19 |
| 9893509 | Semiconductor switch and power conversion apparatus | Hiroshi Mochikawa, Junichi Tsuda, Yushi Koyama | 2018-02-13 |
| 9379548 | Multilevel reactive power compensator | Yushi Koyama, Yosuke Nakazawa, Hiroshi Mochikawa, Takeru Murao | 2016-06-28 |
| 9257248 | Semiconductor switch and power conversion apparatus | Hiroshi Mochikawa, Junichi Tsuda, Yushi Koyama | 2016-02-09 |
| 9236373 | Semiconductor device | Kentaro Ikeda, Hiroshi Mochikawa | 2016-01-12 |
| 8896365 | Semiconductor switch having reverse voltage application circuit and power supply device including the same | Kazuyasu Takimoto, Hiroshi Mochikawa, Yosuke Nakazawa, Hiromichi Tai | 2014-11-25 |
| 8649198 | Power conversion device | Hiroshi Mochikawa, Takeru Murao, Masahiro Takasaki, Tadao Ishikawa, Toshiaki Kikuma | 2014-02-11 |
| 8089780 | Semiconductor switch and power conversion system provided with semiconductor switch | Hiroshi Mochikawa, Tateo Koyama, Junichi Tsuda | 2012-01-03 |
| 7872888 | Electric power conversion system | Hiroshi Mochikawa, Tateo Koyama | 2011-01-18 |