Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9573489 | Control device for railway power conditioner and control system for railway power conditioner | Yasuhiro Nakatsuka, Yasuhiro Imazu, Masaya Ichinose, Yasuhiro Kiyofuji, Akira Bando +6 more | 2017-02-21 |
| 9219426 | Switching element, power converter, direct current transmission system, current control device, method of controlling power converter, and method of controlling current in voltage source converter | Takayoshi Yamamoto, Masaya Ichinose, Akira Bando, Keiichi Yamashita, Shigenori Inoue +4 more | 2015-12-22 |