Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10286789 | Secondary battery charging system with allowable voltage zone and method thereof | Hayato Nagakura, Kenichi Sakai, Kenji Hosaka, Hiroto OKABE | 2019-05-14 |
| 10261136 | Battery degradation degree estimation device and battery degradation degree estimation method | Kenji Hosaka, Chizuru Matsuyama, Kenichi Sakai | 2019-04-16 |
| 9991568 | Battery-temperature adjustment apparatus | Tsutomu Soga, Yoshimasa Toki | 2018-06-05 |