Inventor · disambiguated record
Qingmin Meng
Also filed as: MENG QINGMIN
7 granted patents·1 pending application·12 citations·filing 2009–2022
77Inventor score
Technology areasB61G
Files withCRRC QIQIHAR ROLLING STOCK CO LTD3JIANG YAN2CUI YINGJUN1MENG QINGMIN1QIQIHAR RAILWAY ROLLING STOCK CO LTD DALIAN R&D CENTRE1
Top patents by PatentIndex Score
8 records- 0162US9707981B2Car-coupler buffer and rail way carQIQIHAR RAILWAY ROLLING STOCK CO LTD DALIAN R&D CENTRE·Filed 2014·Granted Jul 18, 2017·2 cites·17 claims
- 0261US8684199B2Coupler yoke and coupler draft gearJIANG YAN·Filed 2012·Granted Apr 1, 2014·2 cites·4 claims
- 0361US8469211B2Coupler draft gear, double-side operating coupler and lower lockpin rotation shaft assemblyMENG QINGMIN·Filed 2009·Granted Jun 25, 2013·4 cites·6 claims
- 0459US8302791B2Draft gearJIANG YAN·Filed 2009·Granted Nov 6, 2012·2 cites·6 claims
- 0554US8186525B2Coupler and anti-creep mechanism for the sameCUI YINGJUN·Filed 2009·Granted May 29, 2012·2 cites·9 claims
- 0653US11560161B2Railway vehicle, coupler, and coupler body thereofCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2019·Granted Jan 24, 2023·0 cites·9 claims
- 0752US11912316B2Vehicle coupler, coupler tongue and coupler bodyCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2019·Granted Feb 27, 2024·0 cites·10 claims
- 0848US2024227471A9Coupler and Vehicle with CouplerCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →