Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7259005 | Microorganism having ability to convert sterol into androst-4-ene-3, 17-dione/androsta-1,4-diene-3, 17-dione and preparation method and use thereof | Seung-Kwon Noh, Myung-Kuk Kim, Won-Tae Yoon, Sang Ok Park | 2007-08-21 |
| 7241589 | Method for preparation of androst-4-ene-3,17-dione and androsta-1,4-diene-3,17-dione | Seung-Kwon Noh, Myung-Kuk Kim, Won-Tae Yoon, Sang Ok Park | 2007-07-10 |