Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920008 | Catalyst for synthesizing ethylenimine as well as preparation method and application thereof | Jianming Yang, Jian Lu, Suning Mei, Qinwei Yu, Feng Hui +3 more | 2018-03-20 |
| 9679045 | Establishing and querying methods of knowledge library engine based on emergency management | Zhongtang He, Xinan Li, Zhiyong Li | 2017-06-13 |