Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11881800 | Control apparatus for electric motor-driven hoisting-lowering device | Tadashi Yamano, Takuma Isshiki | 2024-01-23 |
| 9789773 | Power conversion apparatus and power control method | Koji Hachiya, Yasumichi Omoto, Masayuki Hanatani, Hajime Tamanaha | 2017-10-17 |
| 9642242 | Power conversion apparatus | Takashi Yamada, Akihiro Fujiwara | 2017-05-02 |
| 9469262 | Vehicle power-supply control device | Takashi Yamada, Tadao Nishiguchi, Masayuki Hanatani, Hideyuki Yasugi | 2016-10-18 |
| 9156361 | Power conversion apparatus and power control method | Koji Hachiya, Yasumichi Omoto, Masayuki Hanatani, Hajime Tamanaha | 2015-10-13 |
| 8829718 | DC-DC converter | Yasumichi Omoto, Koji Hachiya | 2014-09-09 |
| 8823206 | Power-supply control device | Yasumichi Omoto, Koji Hachiya | 2014-09-02 |
| 8674653 | DC-DC converter | Koji Hachiya, Yasumichi Omoto | 2014-03-18 |
| 8619437 | Switching power supply device having a controller to calculate the duty rate and output current | Koji Hachiya, Yasumichi Omoto | 2013-12-31 |
| 6575261 | Drive-force distribution controller | Yutaka Mori, Yoshio Takahashi, Ryohei Shigeta | 2003-06-10 |