Yonggui ZHANG

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Qingdao, Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Energy absorption device and rail vehicle having same
- Patent number 11,021,176
- Issue date Jun 1, 2021
- CRRC Qingdao Sifang Co., Ltd.
- Aiqin Tian
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Coupling assembly and rail vehicle having same
- Patent number 10,518,789
- Issue date Dec 31, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Shizhong Zhao
- B61 - RAILWAYS
Information Patent Grant
Railway vehicle and local multi-functional member thereof
- Patent number 10,124,818
- Issue date Nov 13, 2018
- CRRC QINGDAO SIFANG CO., LTD.
- Fei Wang
- B61 - RAILWAYS
Information Patent Grant
Railway vehicle and chassis end plate assembly thereof
- Patent number 10,071,753
- Issue date Sep 11, 2018
- CRRC QINGDAO SIFANG CO., LTD.
- Jianying Liang
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Energy-Absorbing Anti-Creeper and Train Vehicle with Energy-Absorbi...
- Publication number 20200130715
- Publication date Apr 30, 2020
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B61 - RAILWAYS
Information Patent Application
METHOD FOR CONNECTING A CONNECTION PIECE TO A U-SHAPED RING ANCHOR...
- Publication number 20200001554
- Publication date Jan 2, 2020
- CRRC QINGDAO SIFANG CO., LTD.
- Jian DU
- B61 - RAILWAYS
Information Patent Application
COUPLING ASSEMBLY AND RAIL VEHICLE HAVING SAME
- Publication number 20190329800
- Publication date Oct 31, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Shizhong ZHAO
- B61 - RAILWAYS
Information Patent Application
ENERGY ABSORPTION DEVICE AND RAIL VEHICLE HAVING SAME
- Publication number 20190039631
- Publication date Feb 7, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Aiqin TIAN
- B61 - RAILWAYS
Information Patent Application
RAILWAY VEHICLE AND CHASSIS END PLATE ASSEMBLY THEREOF
- Publication number 20180178818
- Publication date Jun 28, 2018
- CRRC QINGDAO SIFANG CO., LTD.
- Jianying LIANG
- B61 - RAILWAYS
Information Patent Application
RAILWAY VEHICLE AND LOCAL MULTI-FUNCTIONAL MEMBER THEREOF
- Publication number 20180178819
- Publication date Jun 28, 2018
- CRRC QINGDAO SIFANG CO., LTD.
- Fei WANG
- B61 - RAILWAYS