Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053105 | Lithium-ion secondary battery | Kenji Nakai, Kinya Aota | 2011-11-08 |
| 7989107 | Lithium-ion secondary battery | Kenji Nakai, Seiichi Sato, Masatsugu Arai | 2011-08-02 |
| 7867644 | Secondary battery and secondary battery manufacturing method | Kinya Aota, Kenji Nakai, Masatsugu Arai | 2011-01-11 |