Zhenming Liu

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Heilongjiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Railway freight car bogie
- Patent number 10,710,613
- Issue date Jul 14, 2020
- CRRC QIQIHAR ROLLING STOCK CO., LTD.
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Grant
Swing bolster, swing bolster vibration reduction assembly and bogie
- Patent number 10,144,437
- Issue date Dec 4, 2018
- CRR Qigihar Co., Ltd. Dalian Research & Development Center
- Pinwei Yin
- B61 - RAILWAYS
Information Patent Grant
Bogie and side frame thereof
- Patent number 9,216,748
- Issue date Dec 22, 2015
- Qiqihar Railway Rolling Stock Co., Ltd.
- Shifeng Xu
- B61 - RAILWAYS
Information Patent Grant
Journal box rubber pad and bogie
- Patent number 8,561,548
- Issue date Oct 22, 2013
- Qiqihar Railway Rolling Stock Co., Ltd.
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Grant
Bogie
- Patent number 8,561,546
- Issue date Oct 22, 2013
- Qiqihar Railway Rolling Stock Co., Ltd.
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Grant
Freight car bogie and freight car
- Patent number 8,448,580
- Issue date May 28, 2013
- Qiqihar Railway Rolling Stock Co., Ltd.
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Grant
Freight car bogie and freight car
- Patent number 8,336,464
- Issue date Dec 25, 2012
- Qiqihar Railway Rolling Stock Co., Ltd.
- Shuming Xing

Patents Applicationslast 30 patents

Information Patent Application
RAILWAY FREIGHT CAR BOGIE
- Publication number 20190023289
- Publication date Jan 24, 2019
- CRRC QIQIHAR ROLLING STOCK CO., LTD.
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Application
Swing Bolster, Swing Bolster Vibration Reduction Assembly and Bogie
- Publication number 20150367866
- Publication date Dec 24, 2015
- Qiqihar Railway Rolling Stock Co., Ltd. Dalian R&D Centre
- Pinwei YIN
- B61 - RAILWAYS
Information Patent Application
BOGIE AND SIDE FRAME THEREOF
- Publication number 20140165871
- Publication date Jun 19, 2014
- QIQIHAR RAILWAY ROLLING STOCK CO., LTD
- Shifeng Xu
- B61 - RAILWAYS
Information Patent Application
RAILWAY WAGON BOGIE AND RAILWAY WAGON
- Publication number 20130255532
- Publication date Oct 3, 2013
- QIQIHAR RAILWAY ROLLING STOCK CO., LTD
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Application
JOURNAL BOX RUBBER PAD AND BOGIE
- Publication number 20130008338
- Publication date Jan 10, 2013
- QIQIHAR RAILWAY ROLLING STOCK CO., LTD
- ZHENMING LIU
- B61 - RAILWAYS
Information Patent Application
BOGIE
- Publication number 20130008337
- Publication date Jan 10, 2013
- QIQIHAR RAILWAY ROLLING STOCK CO., LTD
- Zhenming Liu
- B61 - RAILWAYS
Information Patent Application
FREIGHT CAR BOGIE AND FREIGHT CAR
- Publication number 20110247520
- Publication date Oct 13, 2011
- DALIAN QICHE RAILWAY ROLLING STOCK CO., LTD
- ZHENMING LIU
- B61 - RAILWAYS