Zhifeng Wu

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rotary water outlet mechanism and flushing device containing same
- Patent number 12,005,465
- Issue date Jun 11, 2024
- Spark (Xiamen) Sanitary Ware Co., Ltd.
- Huilong Shao
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Rotary cup washing device
- Patent number 11,771,299
- Issue date Oct 3, 2023
- Spark (Xiamen) Sanitary Ware Co., Ltd.
- Zhifeng Wu
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
ROTARY CUP WASHING DEVICE
- Publication number 20230263361
- Publication date Aug 24, 2023
- Spark (Xiamen) Sanitary Ware Co., Ltd.
- Zhifeng Wu
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
ROTARY WATER OUTLET MECHANISM AND FLUSHING DEVICE CONTAINING SAME
- Publication number 20220250100
- Publication date Aug 11, 2022
- Spark (Xiamen) Sanitary Ware Co., Ltd.
- Huilong Shao
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...