Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378588 | Transaminase mutant and application thereof in preparation of sitagliptin intermediates | Zhiqiang Liu, Feng Cheng, Xiaojian Zhang, Dongxu Jia, Yuguo Zheng +4 more | 2025-08-05 |
| 10556868 | Method for synthesizing 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid and intermediates thereof | Renbao He, Yingmei Wang, Yizhong Jin | 2020-02-11 |
| 10407413 | Method for preparing pyrazolecarboxylic acid derivative, and intermediate thereof | Renbao He, Yizhong Jin, Lei Wang | 2019-09-10 |