Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407178 | Electric power control system and power supply system | Ryosuke Goto, Yusuke Umezu, Atsumori Yoshikawa | 2025-09-02 |
| 11777315 | Power conversion device suppressing phase jump | Naoki Yamaguchi, Yusuke Umezu, Kazushige Sugimoto | 2023-10-03 |
| 11128245 | Power supply system | Yusuke Umezu, Kazushige Sugimoto, Naoki Yamaguchi, Kenichi Sakimoto, Kiyoshi Kimura +2 more | 2021-09-21 |
| 10985560 | Power supply system | Yusuke Umezu, Kazushige Sugimoto, Naoki Yamaguchi, Kiyoshi Kimura, Suguru Takayama +1 more | 2021-04-20 |
| 10822067 | Power system of ship | Hideaki Ezaki, Masato Hayashi, Masanori Hamamatsu, Kazuma Tokuyama, Tatsuya OHNO +2 more | 2020-11-03 |
| 10263448 | Power storage system and method of controlling the same | Masato Hayashi, Mikihiko Kataoka, Takayuki Tokushige, Tatsuya OHNO | 2019-04-16 |
| 9975447 | Temperature control apparatus for electricity storage device for use in electricity storage system including electricity storage devices | Takayuki Tokushige, Masato Hayashi, Mikihiko Kataoka, Tatsuya OHNO | 2018-05-22 |
| 8897937 | Apparatus for controlling railcar and methods for detecting synchronous slide/slip | Hisanosuke Kawada, Hideaki Ezaki, Isao Suzumura, Yuji Katsuyama, Yoshiaki Wakabayashi | 2014-11-25 |