Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11031655 | Nonaqueous electrolyte secondary battery separator and method of producing same | — | 2021-06-08 |
| 10727463 | Long porous separator sheet, method for producing the same, roll, and lithium-ion battery | Masateru SEMBARA, Daizaburo Yashiki | 2020-07-28 |
| 10290849 | Laminated porous film and non-aqueous electrolyte secondary cell | Kosuke Kurakane, Chikara Murakami, Takahiro OKUGAWA, Yutaka Suzuki | 2019-05-14 |
| 10059085 | Wound body of porous film, and manufacturing method thereof | Takahiro OKUGAWA, Yutaka Suzuki, Chikara Murakami | 2018-08-28 |
| 9559381 | Sodium ion secondary battery | Shinichi Komaba, Wataru Murata, Toru Ishikawa | 2017-01-31 |