Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6380179 | Method for treatment of alopecia | Koichi Kojima, Shiroh Yoshioka | 2002-04-30 |
| 5760025 | Steroid derivatives for the treatment of prostatic hypertrophy, their preparation and uses | Koichi Kojima, Hitoshi Kurata, Koki Ishibashi, Hiroyoshi Horikoshi | 1998-06-02 |
| 5717088 | Method of making steroid derivatives for the treatment of prostatic hypertrophy | Koichi Kojima, Hitoshi Kurata, Koki Ishibashi, Hiroyoshi Horikoshi | 1998-02-10 |
| 5698720 | Steroid derivatives | Koichi Kojima, Hitoshi Kurata, Koki Ishibashi, Hiroyoshi Horikoshi | 1997-12-16 |
| 5536714 | Steroid derivatives for the treatment of prostatic hypertrophy their preparation and uses | Koichi Kojima, Hitoshi Kurata, Koki Ishibashi, Hiroyoshi Horikoshi | 1996-07-16 |
| 5302621 | Azasteroid compounds for the treatment of prostatic hypertrophy, their preparation and use | Koichi Kojima, Hitoshi Kurata, Hiroyoshi Horikoshi | 1994-04-12 |