Guohua Qiu

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Shizuishan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tantalum wire used for anode lead of tantalum capacitor and manufac...
- Patent number 10,121,597
- Issue date Nov 6, 2018
- Ningxia Orient Tantalum Industry Co., Ltd.
- Bing Zhao
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Tantalum Wire Used for Anode Lead of Tantalum Capacitor and Manufac...
- Publication number 20160035494
- Publication date Feb 4, 2016
- Ningxia Orient Tantalum Industry Co., Ltd.
- Bing Zhao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Tantalum Wire Used for Anode Lead of Tantalum Capacitor and Manufac...
- Publication number 20120300362
- Publication date Nov 29, 2012
- Ningxia Orient Tantalum Industry Co., Ltd.
- Bing Zhao
- H01 - BASIC ELECTRIC ELEMENTS