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John F. Leonard

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  • Xenia, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of wet coating a ceramic substrate with a liquid suspension...
    • Patent number 5,320,866
    • Issue date Jun 14, 1994
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method for making an anisotropic heat pipe and wick
    • Patent number 5,101,560
    • Issue date Apr 7, 1992
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Electrical battery cell wicking structure and method
    • Patent number H858
    • Issue date Dec 4, 1990
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • 429 - Chemistry: electrical current producing apparatus, product, and process
  • Information Patent Grant

    Unidirectional heat pipe and wick
    • Patent number 4,964,457
    • Issue date Oct 23, 1990
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method of manufacturing heat pipe wicks and arteries
    • Patent number 4,929,414
    • Issue date May 29, 1990
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Alkali and halogen rechargeable cell with reactant recombination
    • Patent number 4,894,298
    • Issue date Jan 16, 1990
    • The United States of America as represented by the Secretary of the Air Force
    • Stephen P. Vukson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing heat pipe wicks
    • Patent number 4,885,129
    • Issue date Dec 5, 1989
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    In-situ beta alumina stress simulator
    • Patent number 4,763,529
    • Issue date Aug 16, 1988
    • The United States of America as represented by the Secretary of the Air Force
    • John F. Leonard
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method for fabricating battery plaque and low shear nickel electrode
    • Patent number 4,628,593
    • Issue date Dec 16, 1986
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Low shear nickel electrode
    • Patent number 4,623,600
    • Issue date Nov 18, 1986
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Inert atmosphere transfer vessel
    • Patent number 4,546,897
    • Issue date Oct 15, 1985
    • The United States of America as represented by the Secretary of the Air Force
    • Joseph T. Maloy
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method of nickel electrode production
    • Patent number 4,399,005
    • Issue date Aug 16, 1983
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Battery electrode hardness tester
    • Patent number 4,380,926
    • Issue date Apr 26, 1983
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Battery electrode fatigue simulator
    • Patent number 4,379,410
    • Issue date Apr 12, 1983
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method of fabricating cadmium electrodes
    • Patent number 4,242,179
    • Issue date Dec 30, 1980
    • The United States of America as represented by the Secretary of the Air Force
    • David H. Fritts
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR