Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994765 | Power supply device | Masahiro Takada | 2011-08-09 |
| 7968238 | Method for operating fuel cell system | Takashi Akiyama, Hideyuki Ueda, Masahiro Takada | 2011-06-28 |
| 7872448 | Power supply system and portable equipment using the same | Akihiro Taniguchi | 2011-01-18 |