Inventor · disambiguated record
Qingjie Qi
Also filed as: QI QINGJIE
2 granted patents·0 citations·filing 2021–2023
20Inventor score
Top patents by PatentIndex Score
2 records- 0140US11893325B2Method and apparatus for setting evacuation exit under crowd emergency evacuation scenarioCCTEG CHINESE INST OF COAL SCIENCE·Filed 2023·Granted Feb 6, 2024·0 cites·18 claims
- 0233US11428101B2Anti-seismic support method for mine shaftCHINA COAL RES INST·Filed 2021·Granted Aug 30, 2022·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →