TREA

Leopold J. Johnson

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  • Valley Center, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Voltage controlled variable inductor
    • Patent number 5,999,077
    • Issue date Dec 7, 1999
    • The United States of America as represented by the Secretary of the Navy
    • Russell E. Hammond
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Transformer which uses bi-directional synchronous rectification to...
    • Patent number 5,815,384
    • Issue date Sep 29, 1998
    • The United States of American as represented by the Secretary of the Navy
    • Russell E. Hammond
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    High power factor shielded superconducting transformer
    • Patent number 5,719,545
    • Issue date Feb 17, 1998
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dielectric transformer
    • Patent number 5,666,047
    • Issue date Sep 9, 1997
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Current controlled variable inductor
    • Patent number 5,426,409
    • Issue date Jun 20, 1995
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Hybrid high power amplifier
    • Patent number 5,329,245
    • Issue date Jul 12, 1994
    • The United States of America as represented by the Secretary of the Navy
    • Russell E. Hammond
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Integrated circuit transformer
    • Patent number 5,126,714
    • Issue date Jun 30, 1992
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Main and auxiliary transformer rectifier system for minimizing line...
    • Patent number 5,063,487
    • Issue date Nov 5, 1991
    • The United States of America as represented by the Secrectary of the Navy
    • Leopold J. Johnson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Magnetic amplifier switch for automatic tuning of VLF transmitting...
    • Patent number 5,034,697
    • Issue date Jul 23, 1991
    • United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Lithium battery energy monitor
    • Patent number 4,693,119
    • Issue date Sep 15, 1987
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sonar compensation transformer
    • Patent number 4,449,068
    • Issue date May 15, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Polymer packaged cell in a sack
    • Patent number 4,374,186
    • Issue date Feb 15, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Joseph F. McCartney
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing three dimensional integrated circuits
    • Patent number 4,117,588
    • Issue date Oct 3, 1978
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable input power supply
    • Patent number 4,008,427
    • Issue date Feb 15, 1977
    • The United States of America as represented by the Secretary of the Navy
    • Leopold J. Johnson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER