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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
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
Wagon and vehicle body assembly thereof
Patent number
10,689,011
Issue date
Jun 23, 2020
CRRC Qiqihar Rolling Stock Co., Ltd.
Baichuan He
B61 - RAILWAYS
Information
Patent Grant
Railway wagon for transporting trucks and method for loading and un...
Patent number
10,569,789
Issue date
Feb 25, 2020
CRRC Qiqihar Rolling Stock Co., Ltd.
Jiangang Yu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Railway vehicle and joint connector thereof
Patent number
10,569,791
Issue date
Feb 25, 2020
CRRC Qiqihar Rolling Stock Co., Ltd.
Xiaolong Wang
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Compartment and bottom door thereof
Patent number
10,352,083
Issue date
Jul 16, 2019
CRRC Qiqihar Rolling Stock Co., Ltd.
Lei Yu
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Bogie and axle box suspension positioning device thereof
Patent number
10,086,851
Issue date
Oct 2, 2018
CRRC Qiqihar Rolling Stock Co., Ltd.
Shifeng Xu
B61 - RAILWAYS
Information
Patent Grant
Car-coupler buffer and rail way car
Patent number
9,707,981
Issue date
Jul 18, 2017
CRRC Qiqihar Rolling Stock Co., Ltd. Dalian Research & Development Center
Xiaolong Wang
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
Container Locking Device and Piggyback Transport Vehicle
Publication number
20220348131
Publication date
Nov 3, 2022
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Heping ZHENG
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
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
RAILWAY VEHICLE AND JOINT CONNECTOR THEREOF
Publication number
20180009452
Publication date
Jan 11, 2018
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Xiaolong WANG
B61 - RAILWAYS
Information
Patent Application
WAGON AND VEHICLE BODY ASSEMBLY THEREOF
Publication number
20180001904
Publication date
Jan 4, 2018
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Baichuan HE
B61 - RAILWAYS
Information
Patent Application
FULL SIDE OPENABLE BOXCAR
Publication number
20180001909
Publication date
Jan 4, 2018
CRRC QIQIHAR ROLLING STOCK CO., LTD.
Lianhua LOU
B61 - RAILWAYS
Information
Patent Application
COMPARTMENT AND BOTTOM DOOR THEREOF
Publication number
20170107751
Publication date
Apr 20, 2017
CRRC QIQIHAR Rolling Stock CO., LTD.
Lei Yu
B61 - RAILWAYS
Trademark
last 30 trademarks