Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953789 | Thiol compounds, their production and use | Hiroshi Nara, Masayuki Takizawa, Koji Yoshimura | 2005-10-11 |
| 6930104 | Heterocyclic derivatives | Mitsuru Kakihana, Kaneyoshi Kato, Masaaki Mori | 2005-08-16 |
| 6699881 | Thiol compounds, their production and use | Hiroshi Nara, Masayuki Takizawa, Koji Yoshimura | 2004-03-02 |
| 6420415 | Thiol compounds, their production and use | Hiroshi Nara, Masayuki Takizawa, Koji Yoshimura | 2002-07-16 |
| 5538998 | Halopropiolamide compound, production and use thereof | Yoshihiro Sugihara, Sachio Shibata, Koichi Matsumura, Yosei Kuwazuru | 1996-07-23 |
| 5043459 | Saccharoascorbic acid derivatives and production thereof | Koichi Matsumura, Yoshihiro Sugihara, Yoshiaki Shimizu, Kouichi Iida | 1991-08-27 |