Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12037541 | Anionic-cationic-nonionic surfactant, production and use thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2024-07-16 |
| 11286416 | Surfactant composition and preparation method therefor and application thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2022-03-29 |
| 11193055 | Surfactant composition and preparation method therefor and application thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2021-12-07 |
| 11186764 | Anionic-cationic-nonionic surfactant, production and use thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2021-11-30 |
| 10526528 | Surfactant composition and preparation method therefor and application thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2020-01-07 |
| 10400156 | Anionic-cationic-nonionic surfactant, production and use thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha +2 more | 2019-09-03 |