Guozhu ZHANG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Traction machine and lifting equipment
- Patent number 11,420,849
- Issue date Aug 23, 2022
- Ficont Industry (Beijing) Co., Ltd.
- Zizhao Liu
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
OPERATION LOCKING DEVICE FOR CLIMB-FREE SYSTEM
- Publication number 20230045714
- Publication date Feb 9, 2023
- FICONT INDUSTRY (BEIJING) Co., Ltd.
- Xijun Wang
- B66 - HOISTING LIFTING HAULING
Information Patent Application
TRACTION MACHINE AND LIFTING EQUIPMENT
- Publication number 20200055704
- Publication date Feb 20, 2020
- FICONT INDUSTRY (BEIJING) Co., Ltd.
- Zizhao LIU
- B66 - HOISTING LIFTING HAULING