Xiaoyang Xu

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Changchun City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for correcting upward deformation of large member of stai...
- Patent number 9,636,730
- Issue date May 2, 2017
- Changchun Railway Vehicles Co. Ltd
- Xiaoyang Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Combined positioning device for side beam of stainless steel car roof
- Patent number 9,073,181
- Issue date Jul 7, 2015
- Changchun Railway Vehicles Co. Ltd
- Xiaoyang Xu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Safety protection device for roof construction of train body assembly
- Patent number 8,544,602
- Issue date Oct 1, 2013
- Changchun Railway Vechicles Co., Ltd.
- Xiaoyang Xu
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR CORRECTING UPWARD DEFORMATION OF LARGE MEMBER OF STAI...
- Publication number 20130133393
- Publication date May 30, 2013
- CHANGCHUN RAILWAY VEHICLES CO. LTD
- Xiaoyang Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COMBINED POSITIONING DEVICE FOR SIDE BEAM OF STAINLESS STEEL CAR ROOF
- Publication number 20130134643
- Publication date May 30, 2013
- CHANGCHUN RAILWAY VEHICLES CO. LTD
- Xiaoyang Xu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SAFETY PROTECTION DEVICE FOR ROOF CONSTRUCTION OF TRAIN BODY ASSEMBLY
- Publication number 20120067669
- Publication date Mar 22, 2012
- CHANGCHUN RAILWAY VEHICLES CO., LTD.
- XIAOYANG XU
- B61 - RAILWAYS