TREA

Larry S. O'Brien

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  • Stevensville, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Access port for a thermogravimetric analyzer furnace
    • Patent number 11,899,033
    • Issue date Feb 13, 2024
    • Leco Corporation
    • Larry S. O'Brien
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Resistively heated sample preparation apparatus
    • Patent number 5,315,091
    • Issue date May 24, 1994
    • Leco Corporation
    • Larry S. O'Brien
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Analytical sample preparation system
    • Patent number 5,313,047
    • Issue date May 17, 1994
    • Leco Corporation
    • Larry S. O'Brien
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Combustion system
    • Patent number 5,064,617
    • Issue date Nov 12, 1991
    • Leco Corporation
    • Larry S. O'Brien
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Analytical furnace window assembly
    • Patent number 4,530,660
    • Issue date Jul 23, 1985
    • Leco Corporation
    • Larry S. O'Brien
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Ash fusion system
    • Patent number 4,522,787
    • Issue date Jun 11, 1985
    • Leco Corporation
    • Larry S. O'Brien
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Analytical furnace
    • Patent number 4,462,963
    • Issue date Jul 31, 1984
    • Leco Corporation
    • Larry S. O'Brien
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Combustion system
    • Patent number 4,352,781
    • Issue date Oct 5, 1982
    • Leco Corporation
    • Larry O'Brien
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Combustion system
    • Patent number 4,282,183
    • Issue date Aug 4, 1981
    • Leco Corporation
    • Roger L. Bredeweg
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents