Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136164 | Barrier paper and paper cup | Kosuke Shimizu, Kaori Yamabe | 2021-10-05 |
| 11027533 | Method for producing laminated body, laminated body and paper packaging material | Kosuke Shimizu | 2021-06-08 |