Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11742514 | Porous film, separator for secondary batteries, and secondary battery | Kei Ikoma, Nobuyasu Kai | 2023-08-29 |
| 11637351 | Porous film, separator for rechargeable battery, and rechargeable battery | Nobuyasu Kai, Kei Ikoma | 2023-04-25 |