Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9812702 | Lithium ion secondary battery having positive electrode that comprises thermal run-away suppressing layer on positive electrode active material layer | Toshikatsu Kojima, Tetsuo Sakai, Tatsuya Eguchi, Hitoshi Aikiyo, Akira Kojima | 2017-11-07 |
| 9590237 | Lithium-ion secondary battery and method for producing the same | Akira Kojima, Junichi Niwa, Kazuhito Kawasumi, Masanori Morishita, Toshikatsu Kojima +1 more | 2017-03-07 |
| 9583765 | Positive electrode active material for sodium ion secondary battery, positive electrode, and sodium ion secondary battery | Akira Kojima, Kazuhito Kawasumi, Junichi Niwa, Toshikatsu Kojima, Tetsuo Sakai | 2017-02-28 |
| 9553308 | Negative electrode material for sodium secondary battery and method for producing same, negative electrode for sodium secondary batter, and sodium secondary battery | Koichiro Ikeda, Takashi Mukai, Tetsuo Sakai, Taichi Sakamoto, Kunihiko Tani +2 more | 2017-01-24 |