Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404064 | Fixing assembly and fixing device | Haijun Yu, Kang Chen, Yinghao Xie, Aixia Li, Changdong Li | 2025-09-02 |
| 12397389 | Methods for cutting tools test | Debiao ZENG, Changyong ZHAO, Xuezhen Chen, Yuliang Yue, Jian GAN +3 more | 2025-08-26 |
| 12383932 | Ultrasonic vibrating screen | Haijun Yu, Changdong Li, Aixia Li, Yinghao Xie, Kang Chen | 2025-08-12 |
| 12374741 | Dustproof safety feeding device for power battery black powder acid leaching and feeding | Haijun Yu, Changdong Li, Yinghao Xie, Kang Chen | 2025-07-29 |
| 12308403 | Apparatus for efficiently pretreating and recycling waste battery | Yinghao Xie, Aixia Li, Haijun Yu, Changdong Li | 2025-05-20 |
| 12234153 | Method for preparing graphene-based sodium ion battery negative electrode material | Haijun Yu, Yinghao Xie, Aixia Li, Changdong Li | 2025-02-25 |
| 12199283 | Method for directly preparing nickel sulfate from low nickel matte, nickel sulfate and application thereof | Haijun Yu, Yingsheng Zhong, Yinghao Xie, Aixia Li, Changdong Li | 2025-01-14 |