Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11312948 | Method and enzyme for preparation of enzyme-modified stevia sugar and use of enzyme-modified stevia sugar | Rongzhao Fu, Lihui Liu, Yufeng Liu, Wenshan Liu, Xiaochun Chen | 2022-04-26 |
| 5352742 | Hydroxyfluoroalkyl-substituted styrenes and polymeric compositions containing same | Charles C. Han, Manjun He, Yongming Liu, Yi Feng | 1994-10-04 |
| 5272232 | Hydroxyfluoroalkyl-substituted styrenes and polymeric compositions containing same | Charles C. Han, Manjun He, Yongming Liu, Yi Feng | 1993-12-21 |
| 5241007 | Hydroxyfluoroalkyl-substituted styrenes and polymeric compositions containing same | Charles C. Han, Manjun He, Yongming Liu, Yi Feng | 1993-08-31 |