Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853378 | Fluorine derivatives of vitamin D.sub.3 and process for producing the same | Noritaka Hamma, Yoshikazu Saito, Toshio Nishizawa | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853378 | Fluorine derivatives of vitamin D.sub.3 and process for producing the same | Noritaka Hamma, Yoshikazu Saito, Toshio Nishizawa | 1989-08-01 |