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, Takahiro Oshida, Takashi Ono, Kiyoji Kuma, Yasuharu Mori | 2003-08-05 |
| 5962570 | Process for the preparation of aqueous solution or dispersion containing cationic polymer | Shin Sato, Takahiro Oshida, Takashi Ono, Kiyoji Kuma, Yasuharu Mori | 1999-10-05 |
| 4785688 | Torque limiter for paper feeding device of office machine and the like | Takeshi Shiozaki | 1988-11-22 |