Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534830 | Tantalum powder and preparation method therefor | Haiyan Ma, Hui Li, Guoqing Luo, Yuewei Cheng, Chunxia Zhao +8 more | 2022-12-27 |
| 10513769 | Tantalum powder and process for preparing the same, and sintered anode prepared from the tantalum powder | Yuewei Cheng, Xueqing Zhang, Guoqing Luo, Haiyan Ma, Yinghui Ma +3 more | 2019-12-24 |
| 10074486 | High specific capacitance capacitor-grade tantalum powder with improved electrical properties and process for making the same | Guoqi Yang, Aiguo Zheng, Xueqing Chen | 2018-09-11 |