Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786723 | 7-hydroxyguanine compounds, process for preparing said compounds, and anti-tumor agent containing the same | Mikio Kitahara, Hajime Kawaharada, Kiyoshi Watanabe | 1988-11-22 |
| 4748176 | 7-hydroxyguanine compounds | Hajime Kawaharada, Kiyoshi Watanabe | 1988-05-31 |
| 4420473 | Antibiotic, MF266 substance and production thereof | Hamao Umezawa, Tomio Takeuchi, Masa Hamada, Shinichi Kondo | 1983-12-13 |