Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602940 | Process for the preparation of aqueous solution or dispersion containing cationic polymer | Shin Sato, Takashi Ono, Kiyoji Kuma, Yasuharu Mori, Atsuo Takeuchi | 2003-08-05 |
| 5962570 | Process for the preparation of aqueous solution or dispersion containing cationic polymer | Shin Sato, Takashi Ono, Kiyoji Kuma, Yasuharu Mori, Atsuo Takeuchi | 1999-10-05 |
| 5959148 | Purification process of N-vinylformamide | Shin Sato, Hiroshi Izumikawa, Akihiko Tanaka, Eiichiro Koresawa | 1999-09-28 |