Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11211640 | Aqueous electrolyte solution, and aqueous lithium ion secondary battery | — | 2021-12-28 |
| 11088393 | Battery | Shinji Nakanishi, Shingo Ohta | 2021-08-10 |
| 11069922 | Liquid electrolyte for lithium ion secondary batteries, method for producing the liquid electrolyte, and lithium ion secondary battery | — | 2021-07-20 |
| 10998547 | Negative electrode current collector, negative electrode, and aqueous lithium ion secondary battery | Hideki Nakayama | 2021-05-04 |