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
2 recordsIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →