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Patents Grantslast 30 patents

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 Applicationslast 30 patents

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
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