Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8060323 | Secondary-battery life estimation apparatus and method | Takuma Iida | 2011-11-15 |
| 7981546 | Non-aqueous electrolyte secondary battery | Takashi Takeuchi, Shuji Tsutsumi, Kensuke Nakura, Hiroshi Matsuno, Hideo Sasaoka +1 more | 2011-07-19 |
| 7872448 | Power supply system and portable equipment using the same | Toshihiko Ichinose | 2011-01-18 |