QM

Qingmin Meng

CC Crrc Qiqihar Rolling Stock Co.: 3 patents #1 of 51Top 2%
QC Qiqihar Railway Rolling Stock Co.: 3 patents #6 of 48Top 15%
📍 Qiqihar, CN: #2 of 28 inventorsTop 8%
Overall (All Time): #691,598 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11912316 Vehicle coupler, coupler tongue and coupler body Yingjun Cui, Yan Wang, Pengdi JIN, Changchun Wang, Shengguo Cong 2024-02-27
11560161 Railway vehicle, coupler, and coupler body thereof Yingjun Cui, Yan Jiang, Pengdi JIN, Yan Wang, Changchun Wang 2023-01-24
9707981 Car-coupler buffer and rail way car Xiaolong Wang, Yuebin Yu, Haibin Hu, Long Chen, Changchun Wang 2017-07-18
8684199 Coupler yoke and coupler draft gear Yan Jiang, Yingjun Cui, Shengguo Cong 2014-04-01
8469211 Coupler draft gear, double-side operating coupler and lower lockpin rotation shaft assembly Yan Jiang, Yuebin Yu, Yingjun Cui, Long Chen, Junsong Wang +1 more 2013-06-25
8302791 Draft gear Yan Jiang, Yuebin Yu, Long Chen, Yingjun Ciu, Junsong Wang 2012-11-06
8186525 Coupler and anti-creep mechanism for the same Yingjun Cui, Yan Jiang, Xiaolong Wang, Junlong Wang, Shengguo Cong +1 more 2012-05-29