Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10680224 | Polyolefin multilayer microporous film, method for producing same, and cell separator | Yukiko Miura, Hideto Mitsuoka | 2020-06-09 |
| 9620766 | Multi-layer polyolefin porous membrane, battery separator using same, and process for producing multi-layer polyolefin porous membrane | Masami Sugata, Koichi Matano, Naoki Mizuno | 2017-04-11 |