Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10063058 | Power converter | Takae Shimada, Fumikazu Takahashi, Kosuke Abe | 2018-08-28 |
| 9991819 | Power conversion system and method for detecting isolated operation of the same | Tomoyuki Hatakeyama, Akira Kikuchi, Fumikazu Takahashi, Hirofumi Oyamada | 2018-06-05 |
| 9680303 | Power storage system and power source system | Fumikazu Takahashi, Yoshihide Takahashi, Yusuke Katsuyama, Akinori Uchida, Masahiro Hamaogi +1 more | 2017-06-13 |
| 9595841 | DC-DC converter, secondary battery charge and discharge system, and method of controlling DC-DC converter | Takae Shimada, Hiroyuki Shoji, Kuniyoshi Watanabe | 2017-03-14 |
| 9225181 | Power storage system with constant current charge control or constant voltage charge control depending on battery terminal voltage in a charging process | Fumikazu Takahashi, Yusuke Katsuyama, Yoshihide Takahashi, Daisuke Ishida, Akinori Uchida +1 more | 2015-12-29 |
| 9025345 | Power supply apparatus | Takae Shimada, Hiroyuki Shoji | 2015-05-05 |
| 8629661 | Bidirectional DC-DC converter and control method thereof | Takae Shimada, Hiroyuki Shoji | 2014-01-14 |
| 8378646 | Bidirectional dc-dc converter and control method thereof | Takae Shimada, Hiroyuki Shoji | 2013-02-19 |
| 8203855 | Complex inductor and power supply unit | Takae Shimada, Hiroyuki Shoji | 2012-06-19 |
| 8130515 | Bi-directional DC-DC converter and method for controlling the same | Takae Shimada, Yoshihide Takahashi, Hiroyuki Shoji | 2012-03-06 |
| 7911810 | Bi-directional DC-DC converter and method for controlling the same | Takae Shimada, Yoshihide Takahashi, Hiroyuki Shoji | 2011-03-22 |
| 7848118 | Bi-directional DC-DC converter and method for controlling the same | Takae Shimada, Yoshihide Takahashi, Hiroyuki Shoji | 2010-12-07 |
| 7812575 | Bidirectional DC-DC converter and power supply apparatus with the same | Takae Shimada, Hiroyuki Shoji, Masahiro Hamaogi | 2010-10-12 |