Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043473 | Method of deinking recovered paper | Chie Yuzawa, Hisashi Iwabuchi, Yasuyuki Kamijo, Takeshi Iimori | 2011-10-25 |
| 8012312 | Cellulose-based fibrous materials | Takaharu Noda, Chie Yuzawa, Takeshi Iimori | 2011-09-06 |
| 7967947 | Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper | Hiromichi Tsuji, Keigo Watanabe, Takeshi Iimori | 2011-06-28 |