Inventor · disambiguated record

Xiaochao Dai

Also filed as: DAI XIAOCHAO

1 granted patent·2 citations·filing 2020–2020

18Inventor score

Technology areasB61H

Files withCRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD1

Top patents by PatentIndex Score

1 record

0180US11208124B2Follow-up mechanism and brake caliper unit for gauge-changeable bogieCRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD·Filed 2020·Granted Dec 28, 2021·2 cites·14 claims

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