Inventor · disambiguated record

Qinghua Xia

Also filed as: XIA QINGHUA

0 granted patents·2 pending applications·0 citations·filing 2011–2015

Technology areasE21B F05B

Files withDAQING FIRST TECH DEV LTD COMPANY1 XIA QINGHUA1

Top patents by PatentIndex Score

2 records

0118US2012165985A1Maintaining a wind turbine with a maintenance robotXIA QINGHUA·Filed 2011·Application pending·0 cites
028US2016215574A1A downhole-started self-locking casing centralizerDAQING FIRST TECH DEV LTD COMPANY·Filed 2015·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →