Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153988 | 7α-hydroxy-pregn-4-en-3-one-20-carbaldehyde, process for producing the same, and process for producing 7α, 21-dihydroxy-20-methyl-pregn-4-en-3-one from the same | Masao Tsuji, Yoko Nakano, Makoto Nakazawa | 2006-12-26 |
| 6180835 | Process for the preparation of cyclopropylacetylene derivatives | Goro Asanuma, Kazuya Takaki, Manzo Shiono | 2001-01-30 |