Inventor · disambiguated record
Gerald Pedersen
Also filed as: PEDERSEN GERALD D · PEDERSEN GERALD DEAN
17 granted patents·680 citations·filing 1983–2007
96Inventor score
Top patents by PatentIndex Score
17 records- 0193US6908121B2Locking arrangement for a threaded connectorWEATHERFORD LAMB·Filed 2002·Granted Jun 21, 2005·52 cites·29 claims
- 0293US6866100B2Mechanically opened ball seat and expandable ball seatWEATHERFORD LAMB·Filed 2002·Granted Mar 15, 2005·121 cites·26 claims
- 0391US6715541B2Ball dropping assemblyWEATHERFORD LAMB·Filed 2002·Granted Apr 6, 2004·104 cites·46 claims
- 0489US7172029B2Bi-directionally boosting and internal pressure trapping packing element systemWEATHERFORD LAMB·Filed 2005·Granted Feb 6, 2007·31 cites·23 claims
- 0588US6776228B2Ball dropping assemblyWEATHERFORD LAMB·Filed 2002·Granted Aug 17, 2004·85 cites·30 claims
- 0683US6672384B2Plug-dropping container for releasing a plug into a wellboreWEATHERFORD LAMB·Filed 2002·Granted Jan 6, 2004·69 cites·39 claims
- 0781US6571869B1Downhole surge pressure reduction and filtering apparatusWEATHERFORD LAMB·Filed 2000·Granted Jun 3, 2003·43 cites·13 claims
- 0877US6902008B2Bi-directionally boosting and internal pressure trapping packing element systemWEATHERFORD LAMB·Filed 2002·Granted Jun 7, 2005·42 cites·49 claims
- 0976US7487831B2Downhole surge pressure reduction and filtering apparatusWEATHERFORD LAMB·Filed 2007·Granted Feb 10, 2009·10 cites·37 claims
- 1074US7055611B2Plug-dropping container for releasing a plug into a wellboreWEATHERFORD LAMB·Filed 2003·Granted Jun 6, 2006·44 cites·50 claims
- 1167US7225870B2Hydraulic tools for setting liner top packers and method for cementing linersWEATHERFORD LAMB·Filed 2003·Granted Jun 5, 2007·31 cites·44 claims
- 1254US7270181B2Downhole surge pressure reduction and filtering apparatusWEATHERFORD LAMB·Filed 2005·Granted Sep 18, 2007·2 cites·17 claims
- 1353US4732172AApparatus for washing transfer cartsCANNON EQUIPMENT CO·Filed 1985·Granted Mar 22, 1988·13 cites·13 claims
- 1448US4610413APegbar display deviceCANNON EQUIPMENT CO·Filed 1983·Granted Sep 9, 1986·15 cites·13 claims
- 1547US6966375B2Downhole surge pressure reduction and filtering apparatusWEATHERFORD LAMB·Filed 2004·Granted Nov 22, 2005·6 cites·16 claims
- 1636US6755252B2Downhole surge pressure reduction and filtering apparatusWEATHERFORD LAMB·Filed 2002·Granted Jun 29, 2004·0 cites·16 claims
- 1734US4753356ATransfer cart with improved base and gate guidesCANNON EQUIPMENT CO·Filed 1985·Granted Jun 28, 1988·12 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →