Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871772 | Process for making a stable pharmaceutical preparation of prostagladin E compounds, and/or 15R forms thereof | Kohtaro Miwa, Toshichika Ogasawara | 1989-10-03 |
| 4836957 | Stabilized active forms of vitamin D.sub.3 | Kaoru Nemoto, Toshichika Ogasawara | 1989-06-06 |