TREA

Wilfred J. Grenier

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  • Rutland, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe joint assembly
    • Patent number 5,695,224
    • Issue date Dec 9, 1997
    • The Rovac Corporation
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Disengagement tool for use with a pipe joint assembly
    • Patent number 5,496,073
    • Issue date Mar 5, 1996
    • Rovac Corporation
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe joint assembly
    • Patent number 5,328,215
    • Issue date Jul 12, 1994
    • Rovac Corporation
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe joint assembly
    • Patent number 4,586,734
    • Issue date May 6, 1986
    • General Industries, Inc.
    • Wilfred J. Grenier
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Truck body with pull-off door
    • Patent number 4,578,015
    • Issue date Mar 25, 1986
    • Baldarelli Bros., Inc.
    • Wallace E. Baldarelli
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid friction heater
    • Patent number 4,454,861
    • Issue date Jun 19, 1984
    • Shea; Raymond E.
    • Wilfred J. Grenier
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Pavement marker
    • Patent number 4,402,628
    • Issue date Sep 6, 1983
    • General Industries, Inc.
    • Wilfred J. Grenier
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Fluid friction heater
    • Patent number 4,277,020
    • Issue date Jul 7, 1981
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Flush valve
    • Patent number 4,245,813
    • Issue date Jan 20, 1981
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatically resetting flush valve
    • Patent number 4,231,542
    • Issue date Nov 4, 1980
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow control mechanism for flush valve
    • Patent number 4,210,309
    • Issue date Jul 1, 1980
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Expansible plug valve
    • Patent number 4,136,852
    • Issue date Jan 30, 1979
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Expansible plug valve
    • Patent number 3,990,677
    • Issue date Nov 9, 1976
    • General Industries, Inc.
    • Wilfred J. Grenier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...