Inventor · disambiguated record
Leland D. Lakey
Also filed as: LAKEY LELAND D
3 granted patents·159 citations·filing 1994–1998
77Inventor score
Files withNEWPARK RESOURCES INC1
Top patents by PatentIndex Score
3 records- 0182US5961438AMethod and apparatus for the injection disposal of solid and liquid waste materials into subpressured earth formations penetrated by a boreholeFiled 1998·Granted Oct 5, 1999·50 cites·50 claims
- 0277US5589603AMethod and apparatus for the injection disposal of solid and liquid waste materials from the drilling and production of oil and gas wellsNEWPARK RESOURCES INC·Filed 1994·Granted Dec 31, 1996·76 cites·35 claims
- 0353US5734988AMethod and apparatus for the injection disposal of solid and liquid waste materials into subpressured earth formations penetrated by a boreholeFiled 1996·Granted Mar 31, 1998·33 cites·50 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →