Inventor · disambiguated record
Ngoc-Ha Dao
Also filed as: DAO NGOC-HA
1 granted patent·0 citations·filing 2023–2023
2Inventor score
Technology areasE21B
Files withHELMERICH & PAYNE TECH LLC1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →