Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10109841 | Storage cell system, storage cell module and method for operating storage cell system | Hiroyuki Kobayashi, Kaoru Koiwa, Takeshi Yasuda, Tomomi Kageyama | 2018-10-23 |
| 9539963 | Battery system and method of operating the battery system | Tomomi Kageyama, Hiroyuki Kobayashi | 2017-01-10 |
| 7706153 | DC-DC Converter | Yoshirou Aoki, Masayasu Doi | 2010-04-27 |
| 7352600 | Electric power unit | Hiroshi Iwanaga, Masayasu Doi | 2008-04-01 |