Nianqing ZHANG

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Zhengzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Custom-made blinds andshades cutting machines
- Patent number 11,839,991
- Issue date Dec 12, 2023
- Mingyang Windeco Technology Corporation
- Nianqing Zhang
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Constant force multiple spring curtain winding system
- Patent number 11,649,673
- Issue date May 16, 2023
- Mingyang Windeco Technology Corporation
- Nianqing Zhang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
CORDLESS SPRING-SYSTEM CURTAIN INSPECTION DEVICE
- Publication number 20250027845
- Publication date Jan 23, 2025
- Mingyang Windeco Technology Corporation
- Nianqing ZHANG
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
COMPOUND SPRING BAR
- Publication number 20230340833
- Publication date Oct 26, 2023
- Mingyang Windeco Technology Corporation
- Nianqing ZHANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CUSTOM-MADE BLINDS &SHADES CUTTING MACHINES
- Publication number 20220288801
- Publication date Sep 15, 2022
- Mingyang Windeco Technology Corporation
- Nianqing ZHANG
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
CONSTANT FORCE MULTIPLE SPRING CURTAIN WINDING SYSTEM
- Publication number 20220205317
- Publication date Jun 30, 2022
- Mingyang Windeco Technology Corporation
- Nianqing ZHANG
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS