Peter Levesque

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Norwood, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Safety override circuit for pneumatic positioner and method of use...
- Patent number 8,196,595
- Issue date Jun 12, 2012
- Dresser, Inc.
- Mark Chester
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Safety override circuit for pneumatic positioner and method of use...
- Patent number 7,661,439
- Issue date Feb 16, 2010
- Dresser, Inc.
- Mark V. Chester
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid regulation control
- Patent number 7,493,195
- Issue date Feb 17, 2009
- Dresser, Inc.
- Peter S. Levesque
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Power regulation for field instruments
- Patent number 7,480,487
- Issue date Jan 20, 2009
- Dresser, Inc.
- Harold R. Smart
- G05 - CONTROLLING REGULATING
Information Patent Grant
Valve positioner system
- Patent number 6,745,084
- Issue date Jun 1, 2004
- Dresser, Inc.
- Henry Boger
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Valve positioner system
- Patent number 6,453,261
- Issue date Sep 17, 2002
- Dresser, Inc.
- Henry Boger
- G05 - CONTROLLING REGULATING
Information Patent Grant
Valve positioner system
- Patent number 6,272,401
- Issue date Aug 7, 2001
- Dresser Industries, Inc.
- Henry Boger
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
SAFETY OVERRIDE CIRCUIT FOR PNEUMATIC POSITIONER AND METHOD OF USE...
- Publication number 20100116347
- Publication date May 13, 2010
- Dresser, Inc.
- Mark V. Chester
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Safety override circuit for pneumatic positioner and method of use...
- Publication number 20070183901
- Publication date Aug 9, 2007
- Mark V. Chester
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Power regulation for field instruments
- Publication number 20060273776
- Publication date Dec 7, 2006
- Harold R. Smart
- G05 - CONTROLLING REGULATING
Information Patent Application
Fluid Regulation Control
- Publication number 20060260702
- Publication date Nov 23, 2006
- Peter S. Levesque
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Valve positioner system
- Publication number 20010037670
- Publication date Nov 8, 2001
- Henry Boger
- G05 - CONTROLLING REGULATING
Information Patent Application
Valve positioner system
- Publication number 20010037159
- Publication date Nov 1, 2001
- Henry Boger
- G05 - CONTROLLING REGULATING
Information Patent Application
Valve positioner system
- Publication number 20010032518
- Publication date Oct 25, 2001
- Henry Boger
- G05 - CONTROLLING REGULATING