Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404390 | Film molding composition and film | — | 2025-09-02 |
| 11479658 | Film-forming composition and film | Takuya Yokosawa | 2022-10-25 |
| 11365266 | Method for producing cellulose ether | Akira Kitamura, Mitsuhiro Yoshida, Mitsuo Narita | 2022-06-21 |
| 10906992 | Method for producing low polymerization degree cellulose ether | Taishi Kitaguchi, Akira Kitamura, Mitsuhiro Yoshida | 2021-02-02 |