Inventor · disambiguated record
Quanwei Che
Also filed as: CHE QUANWEI
3 granted patents·2 citations·filing 2015–2017
50Inventor score
Files withCRRC QINGDAO SIFANG CO LTD3
Top patents by PatentIndex Score
3 records- 0174US10518789B2Coupling assembly and rail vehicle having sameCRRC QINGDAO SIFANG CO LTD·Filed 2017·Granted Dec 31, 2019·2 cites·20 claims
- 0243US9889864B2Railway vehicle and head vehicle barrier-removing device thereofCRRC QINGDAO SIFANG CO LTD·Filed 2015·Granted Feb 13, 2018·0 cites·12 claims
- 0339US11021176B2Energy absorption device and rail vehicle having sameCRRC QINGDAO SIFANG CO LTD·Filed 2016·Granted Jun 1, 2021·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →