Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874855 | Steroid compounds and process of preparing the same | Hidetsugu Takagaki, Masayoshi Abe, Michihiro Watanabe, Kazuyuki Takeuchi, Shigenori Nakanishi +1 more | 1989-10-17 |