Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738639 | Pyrroloquinoline quinone lithium salt crystal and preparation method and application thereof | Xuefeng Mei, Huan Zhang | 2017-08-22 |
| 9718846 | Crystalline polymorphs of benfotiamine, process for preparation and its use thereof | Yinhua He, Xuefeng Mei, Huan Zhang | 2017-08-01 |