Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9634327 | Negative electrode active material for lithium ion secondary battery, method for producing the same, negative electrode, and battery | Kazuyuki Tohji, Yasumitsu Tanaka, Qiwu Zhang, Hiroyuki Kai | 2017-04-25 |