Inventor · disambiguated record
Leendert Spreij
Also filed as: SPREIJ LEENDERT
2 granted patents·261 citations·filing 1997–1998
72Inventor score
Technology areasE21B
Files withWEATHERFORD LAMB2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →