Inventor · disambiguated record
Qiangjun Jiang
Also filed as: JIANG QIANGJUN
3 granted patents·1 pending application·0 citations·filing 2014–2017
40Inventor score
Technology areasB61D
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
- 0248US2016031454A1Connecting Rod Type Two-Level Locking Device, Hopper Car Bottom Door and Hopper CarCSR YANGZE CO LTD·Filed 2014·Application pending·0 cites
- 0339US9789883B2Two-level locking device, hopper car bottom door and hopper carCRRC YANGTZE CORP LTD·Filed 2014·Granted Oct 17, 2017·0 cites·7 claims
- 0432US10906562B2Movable side wall and opening/closing mechanism for railroad boxcarsCRRC YANGTZE CO LTD·Filed 2016·Granted Feb 2, 2021·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →