Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9946275 | Power management system, power management device, and large power-using power load | Kiyotaka Takehara, Hitoshi Nomura, Fumitaka Ogasawara, Erina Nagae | 2018-04-17 |
| 9927824 | Power management device and power management system | Kiyotaka Takehara, Yasuhiro Yanagi, Hitoshi Nomura, Akiko Takamiya | 2018-03-27 |
| 9640996 | Electric power supply system | Kiyotaka Takehara | 2017-05-02 |
| 9639074 | Power supply system | Shinpei Hibiya, Kiyotaka Takehara, Akira Baba | 2017-05-02 |
| 9293915 | Electric power control device and electric power control system using same | Akira Baba, Kiyotaka Takehara, Shinpei Hibiya | 2016-03-22 |
| 9246333 | Electric power supply system | Kiyotaka Takehara | 2016-01-26 |
| 9164652 | Energy management assistance device, energy management assistance system, and program | Rikiya Masuda, Kiyotaka Takehara, Yoshitaka Tezuka, Akiko Okamura | 2015-10-20 |