Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325952 | Napped artificial leather and method for producing the same | Hiroyuki Hishida, Kimio Nakayama | 2025-06-10 |
| 12104317 | Artificial leather base material, method for production thereof, and napped artificial leather | Hitoshi Nakatsuka | 2024-10-01 |
| 11761149 | Napped artificial leather | — | 2023-09-19 |
| 11339530 | Napped artificial leather, polyester fiber, and non-woven fabric | Hitoshi Nakatsuka | 2022-05-24 |
| 10689802 | Napped artificial leather and production method thereof | — | 2020-06-23 |
| 10431793 | Method of producing a separator and method of producing a microporous membrane | Masahiro Sawaguchi, Masaru Hiratsuka, Yoshiyuki Fuchigami | 2019-10-01 |
| 10297804 | Separator, battery using the same, method for producing separator, microporous membrane, and method for producing a microporous membrane | Masahiro Sawaguchi, Masaru Hiratsuka, Yoshiyuki Fuchigami | 2019-05-21 |