Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015343 | Sulphonated dehydrogenated sylvate, the preparation and use | Liangyuan Zheng, Li Zheng, Mingxin Wang, Yongli Zhao, Xuezhao Lu, deceased | 2006-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015343 | Sulphonated dehydrogenated sylvate, the preparation and use | Liangyuan Zheng, Li Zheng, Mingxin Wang, Yongli Zhao, Xuezhao Lu, deceased | 2006-03-21 |