Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10611745 | Process for preparing 5-phenoxy-1(3)isobenzofuranone | Lillian Wu, Yang Zhao, Zhenwei Li | 2020-04-07 |
| 9150982 | Crystal form of (6S)-5-methyltetrahydrofolate salt and method for preparing same | Yongzhi Cheng, Heng-Sheng Huang, Huizhen Li | 2015-10-06 |
| 9139507 | Process for the preparation of alkyl 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylate and its analogs | Angang Wang, Yongcan Wang, Zhenwei Li | 2015-09-22 |
| 8871947 | Preparation of alkyl 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid ester | Angang Wang | 2014-10-28 |
| 7964723 | And practical process for exclusively producing (S)-9-fluoro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-2,3-dihydro-7H-pyrido-[1,2,3,de][1,4]benzoxazine-6-carboxylic acid hemihydrate | Lijan Shu, Weifeng Guo, HangChang Zhu, Pingai Yang, Xiaofeng Shen +1 more | 2011-06-21 |
| 7692015 | Economical process for preparing (S, S)-2, 8-diazabicyclo[4.3.0]nonane and its enantiomer | Shushan Feng, Yongzhi Cheng | 2010-04-06 |