Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8580997 | Process for preparing R-beta-amino phenylbutyric acid derivatives | Piaoyang Sun, Yongjiang Chen | 2013-11-12 |
| 8541405 | Methods for the preparation of Ivabradine sulfate and form I crystal thereof | Piaoyang Sun, Yongjiang Chen | 2013-09-24 |
| 8198485 | Resolution of 4,5-dimethoxy-1-(methylaminomenthyl)-benzocyclobutane | Piaoyang Sun, Yongjiang Chen | 2012-06-12 |