Inventor · disambiguated record
Xiaoqiang Du
Also filed as: DU XIAOQIANG
4 granted patents·1 pending application·2 citations·filing 2019–2022
56Inventor score
Top patents by PatentIndex Score
5 records- 0175US12025159B2Hydraulic power system for downhole device and downhole deviceCHINA OILFIELD SERVICES LTD·Filed 2019·Granted Jul 2, 2024·2 cites·12 claims
- 0258US12007906B2Method and apparatus for first operating system to access resource of second operating systemHUAWEI TECH CO LTD·Filed 2022·Granted Jun 11, 2024·0 cites·20 claims
- 0346US11432150B2Method and apparatus for authenticating network access of terminalHUAWEI TECH CO LTD·Filed 2020·Granted Aug 30, 2022·0 cites·20 claims
- 0439US11788405B2Downhole oil level detection deviceCHINA OILFIELD SERVICES LTD·Filed 2020·Granted Oct 17, 2023·0 cites·16 claims
- 0537US2020089918A1Secure world access method, apparatus, and systemHUAWEI TECH CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →