Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7772218 | Synthesis of anti-estrogenic and other therapeutic steroids from 21-hydroxy-19-norpregna-4-en-3-one | Richard H. Peters, Jyanwei Liu, Kenneth Ryan, Wan-Ru Chao, Masato Tanabe | 2010-08-10 |
| 6784170 | Synthesis of anti-estrogenic and other therapeutic steroids from 21-hydroxy-19-norpregna-4-en-3-one | Richard H. Peters, Jyanwei Liu, Kenneth Ryan, Wan-Ru Chao, Masato Tanabe | 2004-08-31 |
| 5688780 | Antihypercholesterolemic compounds and related pharmaceutical compositions and methods of use | Wesley K. M. Chong, Wan-Ru Chao, Dennis Yasuda, Mitchell A. Avery, Masato Tanabe | 1997-11-18 |
| 5510340 | Antihypercholesterolemic compounds and related pharmaceutical compositions and methods of use | Wesley K. M. Chong, Wan-Ru Chao, Dennis Yasuda, Mitchell A. Avery, Masato Tanabe | 1996-04-23 |
| 5391777 | Isolation of steroids containing a 5,7-diene functionality from a sterol mixture | Masato Tanabe, Dennis Yasuda | 1995-02-21 |
| 5116830 | Stereoisomerically pure 17.alpha.-ethynyl-estra-2-en-17.beta.-ol and the 17.beta. esters thereof, methods of preparation and uses | Masato Tanabe, David F. Crowe, Richard H. Peters | 1992-05-26 |