Zhicheng GUO

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Qingdao, Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Roof segments for the roof of a carriage body
- Patent number 11,370,463
- Issue date Jun 28, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Shaoqing Liu
- B61 - RAILWAYS
Information Patent Grant
Mounting structure for equipment compartment bottom plate
- Patent number 10,071,751
- Issue date Sep 11, 2018
- CRRC QINGDAO SIFANG CO., LTD.
- Wenmin Yu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ROOF SEGMENTS FOR THE ROOF OF A CARRIAGE BODY
- Publication number 20210331718
- Publication date Oct 28, 2021
- CRRC QINGDAO SIFANG CO., LTD.
- Shaoqing LIU
- B61 - RAILWAYS
Information Patent Application
MOUNTING STRUCTURE FOR EQUIPMENT COMPARTMENT BOTTOM PLATE
- Publication number 20170190338
- Publication date Jul 6, 2017
- CRRC QINGDAO SIFANG CO., LTD.
- Wenmin YU
- B61 - RAILWAYS