Xiaolong ZOU

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Qingdao, Shangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Railway vehicle and derailment safety device thereof
- Patent number 10,471,975
- Issue date Nov 12, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Zhenxian Zhang
- B61 - RAILWAYS
Information Patent Grant
Railway vehicle and axle box structure thereof
- Patent number 9,744,976
- Issue date Aug 29, 2017
- CRRC QINGDAO SIFANG CO., LTD.
- Peidong Wang
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
RAILWAY VEHICLE AND DERAILMENT SAFETY DEVICE THEREOF
- Publication number 20170284032
- Publication date Oct 5, 2017
- CRRC QINGDAO SIFANG CO., LTD.
- Zhenxian ZHANG
- B61 - RAILWAYS
Information Patent Application
RAILWAY VEHICLE AND AXLE BOX STRUCTURE THEREOF
- Publication number 20160368512
- Publication date Dec 22, 2016
- CRRC QINGDAO SIFANG CO., LTD.
- Peidong WANG
- B61 - RAILWAYS