Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528188 | Polysaccharide PS-A obtained from barrenwort deriving from plants belonging to the genus Epimedium, process for preparation thereof and phylactic and immunostimulating agents comprising said polysaccharide PS-A effective component | Muneaki Takase, Sosuke Yasui, Ichiro Washizawa, Kimitomo Yoshioka | 1985-07-09 |
| 4501736 | Extract from barrenwort | Muneaki Takase, Sosuke Yasui, Ichiro Washizawa, Kimitomo Yoshioka | 1985-02-26 |
| 4428936 | Antibacterial composition for medical use | Isamu Saikawa, Takashi Yasuda, Masaru Tai, Yutaka Takashita, Hiroshi Sakai +2 more | 1984-01-31 |
| 4324783 | Antibacterial composition for medical use | Isamu Saikawa, Takashi Yasuda, Masaru Tai, Yutaka Takashita, Hiroshi Sakai +2 more | 1982-04-13 |
| 4199566 | Antibacterial composition for medical use | Isamu Saikawa, Takashi Yasuda, Masaru Tai, Yutaka Takashita, Hiroshi Sakai +2 more | 1980-04-22 |