Inventor · disambiguated record
Karl K. Lafleur
Also filed as: LAFLEUR KARL K
10 granted patents·1 pending application·421 citations·filing 1990–2003
92Inventor score
Top patents by PatentIndex Score
11 records- 0191US5152554ACoupling apparatusLAFLEUR PETROLEUM SERVICES INC·Filed 1990·Granted Oct 6, 1992·78 cites·4 claims
- 0283US6460620B1Mudsaver valveWEATHERFORD LAMB·Filed 1999·Granted Oct 8, 2002·104 cites·29 claims
- 0379US5435386ACementing plugLAFLEUR PETROLEUM SERVICES INC·Filed 1994·Granted Jul 25, 1995·52 cites·9 claims
- 0473US5348351ACoupling apparatusLAFLEUR PETROLEUM SERVICES INC·Filed 1994·Granted Sep 20, 1994·62 cites·11 claims
- 0572US5433270ACementing plugLAFLEUR PETROLEUM SERVICES INC·Filed 1994·Granted Jul 18, 1995·55 cites·3 claims
- 0660US5311940ACementing plugLAFLEUR PETROLEUM SERVICES INC·Filed 1993·Granted May 17, 1994·25 cites·2 claims
- 0750US6510867B2Pressure relief valveLAFLEUR PETROLEUM SERVICES INC·Filed 2002·Granted Jan 28, 2003·5 cites·20 claims
- 0850US5242018ACementing plugLAFLEUR PETROLEUM SERVICES INC·Filed 1991·Granted Sep 7, 1993·16 cites·26 claims
- 0949US6978844B2Filling and circulating apparatus for subsurface explorationLAFLEUR PETROLEUM SERVICES INC·Filed 2003·Granted Dec 27, 2005·12 cites·17 claims
- 1044US5361835ACementing plugLAFLEUR PETROLEUM SERVICES INC·Filed 1994·Granted Nov 8, 1994·12 cites·27 claims
- 1132US2002096334A1Mudsaver valveFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →