Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947151 | Softening agent for paper and method for making paper by using same | Tetsuya Tamai, Yasuyuki Nakamura, Takashi Matsufuji | 2011-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947151 | Softening agent for paper and method for making paper by using same | Tetsuya Tamai, Yasuyuki Nakamura, Takashi Matsufuji | 2011-05-24 |