Assignee
CRRC YANGTZE CORPORATION LTD
CN·4 granted patents·0 citations·filing 2014–2017
Top patents by PatentIndex Score
4 records- 0152US10640133B2Connecting rod type two-level locking device, hopper car bottom door and hopper carCRRC YANGTZE CORPORATION LTD·Filed 2017·Granted May 5, 2020·0 cites·8 claims
- 0241US10053118B2Sidewall structure of hopper carCRRC YANGTZE CORPORATION LTD·Filed 2014·Granted Aug 21, 2018·0 cites·6 claims
- 0340US9919718B2Variable stiffness positioning device for railway vehicle bogie axle boxCRRC YANGTZE CORPORATION LTD·Filed 2014·Granted Mar 20, 2018·0 cites·10 claims
- 0438US10161468B2Two-stage stiffness type elastomer combined deviceCRRC YANGTZE CORPORATION LTD·Filed 2014·Granted Dec 25, 2018·0 cites·8 claims
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