Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883758 | Biologically pure culture of the microorganism Streptomycas tropolofaciens used for producing 3,7-dihydroxytropolone and antitumor use | Hideo Kamei, Masaru Ohbayashi, Koji Tomita, Koko Sugawara | 1989-11-28 |
| 4870165 | Antifungal antibiotics | Toshikazu Oki, Kyoichiro Saitoh, Kozo Tomatsu, Koji Tomita, Takeo Miyaki +2 more | 1989-09-26 |
| 4868117 | BBM-1675, a new antitumor antibiotic complex | Kyoichiro Saitoh, Hiroaki Ohkuma, Hiroshi Kawaguchi | 1989-09-19 |
| 4833076 | Peptide antibiotics | Koji Tomita, Masahisa Oka, Ken Numata | 1989-05-23 |
| 4833079 | Process for producing 3,7-dihydroxytropolone and antitumor use thereof | Hideo Kamei, Masaru Ohbayashi, Koji Tomita, Koko Sugawara | 1989-05-23 |
| 4803224 | Antiviral antibiotic complex | Osamu Tenmyo, Hiroaki Ohkuma | 1989-02-07 |