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Bruno Maraud

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  • Basse Goulaine, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Butterfly valve
    • Patent number 6,929,243
    • Issue date Aug 16, 2005
    • Defontaine
    • Bruno Maraud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    System for assembling at least two pressurized fluid control members
    • Patent number 6,318,409
    • Issue date Nov 20, 2001
    • S.A. Defontaine
    • Jean Bonnefous
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Valve with inflatable membrane
    • Patent number 6,089,255
    • Issue date Jul 18, 2000
    • S.A. Defontaine
    • Jean Bonnefous
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve with a floating stop seal for high flow rates
    • Patent number 5,201,490
    • Issue date Apr 13, 1993
    • Defontaine S.A.
    • Bruno Maraud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Butterfly valve
    • Publication number 20040026650
    • Publication date Feb 12, 2004
    • Bruno Maraud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...