Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7291672 | Paste composition and uses thereof | Daiki Taneichi, Masahiko Mitsuduka | 2007-11-06 |
| 6646093 | Water-soluble polyurethane having comb-shaped hydrophobic group and application thereof | Masahiko Mitsuzuka, Yunzhi Wu | 2003-11-11 |
| 6515050 | Comb-shaped diol, water-soluble polyurethane, and application thereof | Masahiko Mitsuzuka, Yunzhi Wu | 2003-02-04 |
| 5668229 | Process for preparing high-molecular weight acrylamide polymer | Takashi Abe, Hiroshi Itoh, Shoko Oyanagi, Kenichi Nakamura | 1997-09-16 |