Bao; Xifang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bao; Xifang.The latest application filed is for "method for preparing a tantalum powder".
- Bao; Xifang - Shizuishan N/A CN
| Patent | Date |
|---|---|
| Method for preparing a tantalum powder Grant 9,199,307 - Yang , et al. December 1, 2 | 2015-12-01 |
| Method For Preparing A Tantalum Powder App 20120291593 - Yang; Guoqi ; et al. | 2012-11-22 |
| Tantalum Powder, Method For Preparing The Same, And Electrolytic Capacitor Anode Made Of The Tantalum Powder App 20100226070 - Yang; Guoqi ; et al. | 2010-09-09 |
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