Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5783628 | Modified polyvinyl alcohol | Yoshihiro Kawamori, Hiroshi Nishiguchi, Akira Kitada, Yoshiyuki Mori | 1998-07-21 |
| 5384166 | Method for controlling coating weight on a hot-dipped steel strip | Toshio Sato, Toshio Ishii, Shunichi Sugiyama | 1995-01-24 |
| 5004761 | Process for continuously preparing acrylic polymer gel | Shusaku Matsumoto | 1991-04-02 |
| 4762862 | Process for preparing high molecular weight acrylic polymers | Shusaku Matsumoto, Yoshihiro Kawamori, Yoshitugu Adachi, Yoshio Hatakawa | 1988-08-09 |
| 4690788 | Process for preparing water-soluble polymer gel particles | Shusaku Matsumoto, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1987-09-01 |
| 4647598 | Process for preparing water-soluble polymers | Shusaku Matsumoto, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1987-03-03 |
| 4612336 | Process for preparing water-soluble acrylic polymers by irradiating aqueous monomer solutions containing a surfactant | Shusaku Matsumoto, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1986-09-16 |
| 4604411 | Process for preparing sticky polymers | Shusaku Matsumoto, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1986-08-05 |