Inventor · disambiguated record
Bertrand Chevallier
Also filed as: CHEVALLIER BERTRAND · CHEVALLIER BERTRAND LUC
0 granted patents·2 pending applications·0 citations·filing 2021–2025
Technology areasE21B
Files withSCHLUMBERGER TECHNOLOGY CORP2
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →