Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777385 | Low-Molecular (meth)acrylicacid(salt)-based polymer and its production process and uses | Akiko Hemmi, Yoshihiro Maeda, Shigeru Yamaguchi | 2004-08-17 |
| 6756460 | Water-soluble copolymer and its production process and use | Takuya Saeki, Junichi Nakamura, Masahito Takagi, Shigeru Yamaguchi | 2004-06-29 |