Inventor · disambiguated record
Changqun Yang
Also filed as: YANG CHANGQUN
3 granted patents·0 citations·filing 2020–2022
38Inventor score
Files withCHINA OIL & GAS PIPELINE NETWORK CORP2SOUTH CHINA COMPANY CHINA OIL & GAS PIPELINE NETWORK CORP1
Top patents by PatentIndex Score
3 records- 0148US11860127B2Eddy current probe based on Halbach array coilCHINA OIL & GAS PIPELINE NETWORK CORP·Filed 2022·Granted Jan 2, 2024·0 cites·2 claims
- 0248US11796554B2Integrated acceleration, speed and vibration sensorCHINA OIL & GAS PIPELINE NETWORK CORP·Filed 2022·Granted Oct 24, 2023·0 cites·5 claims
- 0324US11009135B2Four valve disc frictionless ball valveSOUTH CHINA COMPANY CHINA OIL & GAS PIPELINE NETWORK CORP·Filed 2020·Granted May 18, 2021·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →