Inventor · disambiguated record
Yanfen Xu
Also filed as: XU YANFEN
2 granted patents·1 pending application·0 citations·filing 2016–2020
22Inventor score
Top patents by PatentIndex Score
3 records- 0137US10246110B2Heavy freight train marshalling device and marshalling method, and electronically controlled pneumatic brake systemCRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD·Filed 2018·Granted Apr 2, 2019·0 cites·13 claims
- 0226US10056985B2Broadband communication network architecture with train control network and train serving network combined, and communication method thereofCRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD·Filed 2016·Granted Aug 21, 2018·0 cites·7 claims
- 0324US2021009174A1In-vehicle network system and communication method thereofCRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →