Yao Wu Ding

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pressing pump
- Patent number 10,926,279
- Issue date Feb 23, 2021
- Yao Wu Ding
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Anti-loosening emulsion pump
- Patent number 10,625,287
- Issue date Apr 21, 2020
- Yao Wu Ding
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Emulsion pump with an air channel preventing liquid entrance
- Patent number 6,890,162
- Issue date May 10, 2005
- Yao wu Ding
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
PRESSING PUMP
- Publication number 20200016616
- Publication date Jan 16, 2020
- Yao Wu Ding
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
ANTI-LOOSENING EMULSION PUMP
- Publication number 20190193099
- Publication date Jun 27, 2019
- Yao Wu DING
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Emulsion pump with an air channel preventing liquid entrance
- Publication number 20040062667
- Publication date Apr 1, 2004
- Yao Wu Ding
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL