Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6359176 | Cationic surfactants, process for producing the same and utilization thereof | Masaki Nakamura, Jia-he Qian, Hiromitsu Seike | 2002-03-19 |
| 5853636 | Fiber treatment composition | Tamotsu Matsunaga, Hirofumi Ishida | 1998-12-29 |
| 5817839 | Double-chain type sulfated compounds having acid degradability and process for producing the same | Masaki Nakamura, Daisuke Ono, Jia-he Qian, Hiromitsu Seike, Shigeo Mizutani | 1998-10-06 |
| 5472623 | Finish for polyamide yarn | Tetsuo Doi, Toshimoto Furuichi | 1995-12-05 |