Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603630 | Surface sizing agent for papermaking | Tomonari Katou | 2023-03-14 |
| 10519598 | Method for suppressing pitch formation | Satoshi Wada, Yuko Okusa, Yukio Abe, Michiyasu Yamazaki | 2019-12-31 |
| 10370794 | Method for producing paper, and pitch removal agent | Munetoshi Tomita, Hiroki TAKEDA | 2019-08-06 |