Inventor · disambiguated record
Kai Feng Zhao
Also filed as: Zhao kai feng
2 granted patents·1 pending application·10 citations·filing 2017–2025
54Inventor score
Technology areasE21B
Files withSCHLUMBERGER TECHNOLOGY CORP3
Top patents by PatentIndex Score
3 records- 0185US11015433B2Bore trajectory systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted May 25, 2021·8 cites·20 claims
- 0283US12404762B2Drilling systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2020·Granted Sep 2, 2025·2 cites·16 claims
- 0379US2025347212A1Drilling systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →