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Piston waveform shaping
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Patent number 7,438,029
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Issue date Oct 21, 2008
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R. Sanderson Management, Inc.
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John Fox
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston joint
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Patent number 7,334,548
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Issue date Feb 26, 2008
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R. Sanderson Management, Inc.
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Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Variable stroke/clearance mechanism
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Patent number 7,331,271
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Issue date Feb 19, 2008
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R. Sanderson Management, Inc.
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Albert E. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Variable stroke and clearance mechanism
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Patent number 7,325,476
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Issue date Feb 5, 2008
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R. Sanderson Management, Inc.
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Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston assembly
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Patent number 7,185,578
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Issue date Mar 6, 2007
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R. Sanderson Management
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Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Variable stroke assembly balancing
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Patent number 7,162,948
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Issue date Jan 16, 2007
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R. Sanderson Management, Inc.
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Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Overload protection mechanism
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Patent number 7,140,343
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Issue date Nov 28, 2006
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Piston engine assembly
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Patent number 7,040,263
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Issue date May 9, 2006
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston joint
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Patent number 7,011,469
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Issue date Mar 14, 2006
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston assembly
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Patent number 7,007,589
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Issue date Mar 7, 2006
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston engine assembly
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Patent number 6,915,765
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Issue date Jul 12, 2005
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
-
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Variable stroke balancing
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Patent number 6,854,377
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Issue date Feb 15, 2005
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston engine balancing
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Patent number 6,829,978
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Issue date Dec 14, 2004
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston engine balancing
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Patent number 6,460,450
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Issue date Oct 8, 2002
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R. Sanderson Management, Inc.
-
Robert A. Sanderson
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Piston engine assembly
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Patent number 6,446,587
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Issue date Sep 10, 2002
-
R. Sanderson Management, Inc.
-
Robert A. Sanderson
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Piston engine assembly
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Patent number 6,397,794
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Issue date Jun 4, 2002
-
R. Sanderson Management, Inc.
-
Robert A. Sanderson
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Double ended piston engine
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Patent number 6,019,073
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Issue date Feb 1, 2000
-
R. Sanderson Management, Inc.
-
Robert A. Sanderson
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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PISTON ASSEMBLY
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Publication number 20070144341
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Publication date Jun 28, 2007
-
R. SANDERSON MANAGEMENT
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
Piston joint
-
Publication number 20060153633
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Publication date Jul 13, 2006
-
R. Sanderson Management, Inc. a Texas corporation
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Metering Pump with proportional output
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Publication number 20060034703
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Publication date Feb 16, 2006
-
R. Sanderson Management, Inc., a Texas Corporation
-
John Fox
-
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Variable stroke balancing
-
Publication number 20050118049
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Publication date Jun 2, 2005
-
R. Sanderson Management, Inc., a Texas Corporation
-
Robert A. Sanderson
-
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Piston joint
-
Publication number 20050079006
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Publication date Apr 14, 2005
-
R. Sanderson Management, Inc., a Texas Corporation
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Piston engine balancing
-
Publication number 20050076777
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Publication date Apr 14, 2005
-
R. Sanderson Management, Inc, a Texas corporation
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Piston engine assembly
-
Publication number 20050039707
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Publication date Feb 24, 2005
-
R. Sanderson Management, Inc., a Texas Corporation
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Piston assembly
-
Publication number 20050005763
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Publication date Jan 13, 2005
-
R. Sanderson Management, a Texas corporation
-
Robert A. Sanderson
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
Piston engine balancing
-
Publication number 20020194987
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Publication date Dec 26, 2002
-
R. Sanderson Management, Inc., a Texas Corporation
-
Robert A. Sanderson
-
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...