Zhichen Li

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Shenzhen, CN

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Patents Applicationslast 30 patents

Information Patent Application
WATER EXCHANGE BASE STATION, INTELLIGENT CLEANING MACHINE AND INTEL...
- Publication number 20240292996
- Publication date Sep 5, 2024
- WOAN TECHNOLOGY (SHENZHEN) CO., LTD.
- Zhichen LI
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Application
Opening and closing device for curtains and system based on the same
- Publication number 20240188746
- Publication date Jun 13, 2024
- Woan Technology (Shenzhen) Co. Ltd.
- Wei Hou
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Device for opening and closing A curtain
- Publication number 20240138606
- Publication date May 2, 2024
- Woan Technology (Shenzhen) Co. Ltd.
- Zhichen Li
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Opening and closing device for curtains and system based on the same
- Publication number 20220265076
- Publication date Aug 25, 2022
- Woan Technology (Shenzhen) Co. Ltd
- Wei Hou
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Opening and closing device for A curtain
- Publication number 20220047107
- Publication date Feb 17, 2022
- Woan Technology (Shenzhen) Co. Ltd.
- Zhichen Li
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...