Issued Patents 2020
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10727463 | Long porous separator sheet, method for producing the same, roll, and lithium-ion battery | Tomoaki OZEKI, Masateru SEMBARA | 2020-07-28 |
| 10689217 | Film roll, method of producing the same, and method of testing the same | Mariko Kunai, Hiroko Nakashima | 2020-06-23 |
| 10673098 | Separator core and separator roll | Daijiro Hoshida | 2020-06-02 |
| 10573867 | Method for producing nonaqueous electrolyte secondary battery separator | — | 2020-02-25 |
| 10566594 | Nonaqueous electrolyte secondary battery separator | Chikae YOSHIMARU, Syusaku HARA | 2020-02-18 |
| 10551329 | Checking device | Koji Kashu | 2020-02-04 |
| 10539517 | Checking device and checking method | Koji Kashu, Yoshitaka Shinomiya | 2020-01-21 |