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Baolei WANG
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Wuhan, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Movable side wall and opening/closing mechanism for railroad boxcars
Patent number
10,906,562
Issue date
Feb 2, 2021
CRRC YANGTZE CO., LTD.
Donghua Xu
B61 - RAILWAYS
Information
Patent Grant
Connecting rod type two-level locking device, hopper car bottom doo...
Patent number
10,640,133
Issue date
May 5, 2020
CRRC Yangtze Corporation Limited
Chunjiang Shi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Engineering vehicle having ballast unloading device and ballast lev...
Patent number
10,501,096
Issue date
Dec 10, 2019
CRRC YANGTZE CO., LTD.
Wei Chen
B61 - RAILWAYS
Information
Patent Grant
Two-level locking device, hopper car bottom door and hopper car
Patent number
9,789,883
Issue date
Oct 17, 2017
CRRC Yangtze Corporation Limited
Chunjiang Shi
B61 - RAILWAYS
Information
Patent Grant
Railroad car wheel truck
Patent number
8,689,701
Issue date
Apr 8, 2014
CSR Yangtze Co., Ltd.
Mingdao Sun
B61 - RAILWAYS
Information
Patent Grant
Railroad car wheel truck
Patent number
8,683,927
Issue date
Apr 1, 2014
CSR Yangtze Co., Ltd.
Mingdao Sun
B61 - RAILWAYS
Information
Patent Grant
Lower side bearing for railroad car wheel truck
Patent number
8,636,416
Issue date
Jan 28, 2014
CSR Yangtze Co., Ltd.
Mingdao Sun
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
MULTIMODAL TRANSPORTATION INTERWORKING SYSTEM
Publication number
20190251510
Publication date
Aug 15, 2019
CRRC YANGTZE CO., LTD.
Haiping Hu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MOVABLE SIDE WALL AND OPENING/CLOSING MECHANISM FOR RAILROAD BOXCARS
Publication number
20180257673
Publication date
Sep 13, 2018
CSR YANGZE CO., LTD.
Donghua XU
B61 - RAILWAYS
Information
Patent Application
CONNECTING ROD TYPE TWO-LEVEL LOCKING DEVICE, HOPPER CAR BOTTOM DOO...
Publication number
20180072333
Publication date
Mar 15, 2018
CSR YANGZE CO., LTD.
Chunjiang SHI
B61 - RAILWAYS
Information
Patent Application
ENGINEERING VEHICLE HAVING BALLAST UNLOADING DEVICE AND BALLAST LEV...
Publication number
20170327130
Publication date
Nov 16, 2017
CSR YANGZE CO., LTD.
Wei CHEN
B61 - RAILWAYS
Information
Patent Application
Connecting Rod Type Two-Level Locking Device, Hopper Car Bottom Doo...
Publication number
20160031454
Publication date
Feb 4, 2016
Chunjiang SHI
B61 - RAILWAYS
Information
Patent Application
Two-Level Locking Device, Hopper Car Bottom Door and Hopper Car
Publication number
20150353102
Publication date
Dec 10, 2015
CSR YANGZE CO., LTD.
Chunjiang SHI
B61 - RAILWAYS
Information
Patent Application
RAILROAD CAR WHEEL TRUCK
Publication number
20130055922
Publication date
Mar 7, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS
Information
Patent Application
DAMPING DEVICE
Publication number
20130056919
Publication date
Mar 7, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS
Information
Patent Application
RAILROAD CAR WHEEL TRUCK
Publication number
20130047882
Publication date
Feb 28, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS
Information
Patent Application
LOWER SIDE BEARING FOR RAILROAD CAR WHEEL TRUCK
Publication number
20130047883
Publication date
Feb 28, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS