TREA

PUREGRESS, INC

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  • LOS ALTOS, CA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Control valves
    • Patent number 7,118,090
    • Issue date Oct 10, 2006
    • Puregress Inc.
    • Douglas B. Noyes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valves
    • Patent number 6,679,476
    • Issue date Jan 20, 2004
    • Puregress, Inc.
    • Douglas B. Noyes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...