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Yingjun Cui
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Heilongjiang Province, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Vehicle coupler, coupler tongue and coupler body
Patent number
11,912,316
Issue date
Feb 27, 2024
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Qingmin Meng
B61 - RAILWAYS
Information
Patent Grant
Railway vehicle, coupler, and coupler body thereof
Patent number
11,560,161
Issue date
Jan 24, 2023
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Yingjun Cui
B61 - RAILWAYS
Information
Patent Grant
Coupler yoke and coupler draft gear
Patent number
8,684,199
Issue date
Apr 1, 2014
Qiqihar Railway Rolling Stock Co., Ltd.
Yan Jiang
B61 - RAILWAYS
Information
Patent Grant
Coupler draft gear, double-side operating coupler and lower lockpin...
Patent number
8,469,211
Issue date
Jun 25, 2013
Qiqihar Railway Rolling Stock Co., Ltd.
Qingmin Meng
B61 - RAILWAYS
Information
Patent Grant
Coupler and anti-creep mechanism for the same
Patent number
8,186,525
Issue date
May 29, 2012
Qiqihar Railway Rolling Stock Co., Ltd.
Yingjun Cui
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
Coupler and Vehicle with Coupler
Publication number
20240227471
Publication date
Jul 11, 2024
Yingjun CUI
B60 - VEHICLES IN GENERAL
Information
Patent Application
Coupler and Vehicle with Coupler
Publication number
20240131881
Publication date
Apr 25, 2024
Yingjun CUI
B60 - VEHICLES IN GENERAL
Information
Patent Application
VEHICLE COUPLER, COUPLER TONGUE AND COUPLER BODY
Publication number
20210001899
Publication date
Jan 7, 2021
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Qingmin MENG
B61 - RAILWAYS
Information
Patent Application
RAILWAY VEHICLE, COUPLER, AND COUPLER BODY THEREOF
Publication number
20200406940
Publication date
Dec 31, 2020
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Yingjun CUI
B61 - RAILWAYS
Information
Patent Application
COUPLER YOKE AND COUPLER DRAFT GEAR
Publication number
20120298610
Publication date
Nov 29, 2012
QIQHAR RAILWAY ROLLING STOCK CO., LTD.
Yan Jiang
B61 - RAILWAYS
Information
Patent Application
DRAFT GEAR
Publication number
20110266243
Publication date
Nov 3, 2011
QIQIHAR RAILWAY ROLLING STOCK CO., LTD
Yan Jiang
B61 - RAILWAYS
Information
Patent Application
Coupler and Anti-Creep Mechanism For The Same
Publication number
20110073555
Publication date
Mar 31, 2011
Qiqihar Railway Rolling Stock Co., Ltd
Yingjun Cui
B61 - RAILWAYS
Information
Patent Application
Coupler Draft Gear, Double-Side Operating Coupler and Lower Lockpin...
Publication number
20110049078
Publication date
Mar 3, 2011
Qiqihar Railway Rolling Stock Co., Ltd
Qingmin Meng
B61 - RAILWAYS