Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12105135 | Insulation impedance detection circuit, impedance detection method, converter and photovoltaic centrifuge | Yongying Guo, Meng Huang, Yingyi Jiang, Songru Huang | 2024-10-01 |
| 11725979 | Laboratory paper-structured weighing kit | Jianjian Cai | 2023-08-15 |
| 11041750 | Laboratory paper-structured weighing kit | Jianjian Cai | 2021-06-22 |
| 11034651 | Light colored modified isocyanate mixture and preparation method thereof | Ye Zhou, Wenbo Wang, Yilu Xia, Hongke Zhang, Guiying Niu +2 more | 2021-06-15 |
| 10696574 | Method for treating reverse osmosis concentrated water | Hongke Zhang, Zhenlong Fan, Junjun Wang, Meirong Duan, Bo Zhou +3 more | 2020-06-30 |
| 10046289 | Method for replacement of phosgene synthesis column catalyst | Hongke Zhang, Yu Yao, Dongke Zhao, Guanyi Cao, Younian Cao +2 more | 2018-08-14 |
| 9802848 | Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (MDI) | Hongke Zhang, Weiqi Hua, Zhenhua Zhao, Shuchang Sun, Jiansheng Ding +5 more | 2017-10-31 |
| D795437 | Disposable polymer-structured filter | Jianjian Cai | 2017-08-22 |
| D782681 | Disposable polymer-structured filter | Jianjian Cai | 2017-03-28 |
| 8978897 | Disposable polymer-structured filtering kit | Jianjian Cai | 2015-03-17 |