TREA

Robert B. Mayer

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  • Manassas, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filtration and subsurface distribution system
    • Patent number 6,309,539
    • Issue date Oct 30, 2001
    • American Manufacturing Company, Inc.
    • Robert B. Mayer
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Laminar flow collar for use in a wastewater management system
    • Patent number 6,261,452
    • Issue date Jul 17, 2001
    • American Manufacturing Company, Inc.
    • Robert B. Mayer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waste water disposal system
    • Patent number 5,766,475
    • Issue date Jun 16, 1998
    • American Manufacturing Company, Inc.
    • Robert B. Mayer
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Recirculating sand filter valve
    • Patent number 4,822,485
    • Issue date Apr 18, 1989
    • Robert B. Mayer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Recirculating sand filter
    • Patent number 4,818,384
    • Issue date Apr 4, 1989
    • Robert B. Mayer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Liquid flow drainage control
    • Patent number 4,756,827
    • Issue date Jul 12, 1988
    • American Manufacturing Co., Inc.
    • Robert B. Mayer
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Diverter valve for septic systems
    • Patent number 4,217,933
    • Issue date Aug 19, 1980
    • Carlos V. Perry
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...