Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11171327 | Positive electrode active material containing lithium composite oxide and covering material and battery | Takayuki Ishikawa, Ryuichi Natsui, Kensuke Nakura | 2021-11-09 |
| 10886529 | Positive electrode active material containing lithium composite oxide and covering material and battery | Takayuki Ishikawa, Ryuichi Natsui, Kensuke Nakura | 2021-01-05 |