Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8981080 | Silane-modified cationized polymeric compound and process for production thereof | Takeshi Yamada, Yoko Osako, Yoshifumi Yamagata | 2015-03-17 |
| 8569263 | Method of producing silane-modified cationized cellulose | Yoko Osako, Atsushi Ito | 2013-10-29 |