TREA

Leon Sidney Siegel

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  • Tulsa, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control for an electrostatic treater
    • Patent number 4,479,164
    • Issue date Oct 23, 1984
    • Combustion Engineering, Inc.
    • Leon S. Siegel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Capacitance circuit for level measurement
    • Patent number 4,383,445
    • Issue date May 17, 1983
    • Combustion Engineering, Inc.
    • Leon S. Siegel
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Fail-safe circuit
    • Patent number 4,025,798
    • Issue date May 24, 1977
    • Combustion Engineering, Inc.
    • Leon Sidney Siegel
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Voltage pulse multiplying circuit
    • Patent number 3,991,303
    • Issue date Nov 9, 1976
    • Combustion Engineering, Inc.
    • Leon Sidney Siegel
    • G06 - COMPUTING CALCULATING COUNTING