Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017263 | Separator and battery | Kenichi Ogawa, Hiroyuki Akashi, Yosuke Konishi, Atsushi Kajita, Tomitaro Hara | 2011-09-13 |
| 7951491 | Positive electrode and lithium ion secondary battery | Takashi Tokunaga, Toshikazu Nakaura, Hiroyuki Akashi | 2011-05-31 |