TREA

Herbert Ernyei

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  • Paris, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromechanical band pass filters
    • Patent number 4,342,015
    • Issue date Jul 27, 1982
    • Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electromechanical filter cells
    • Patent number 4,327,341
    • Issue date Apr 27, 1982
    • Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electromechanical filters
    • Patent number 4,255,727
    • Issue date Mar 10, 1981
    • Societe Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Bridged electromechanical filters
    • Patent number 4,197,516
    • Issue date Apr 8, 1980
    • Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electromechanical filter structure
    • Patent number 4,163,960
    • Issue date Aug 7, 1979
    • Societe Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Method of measuring the resonance frequency of mechanical resonators
    • Patent number 4,114,454
    • Issue date Sep 19, 1978
    • Societe Telegraphiques et Telephoniques
    • Herbert Ernyei
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electromechanical filter
    • Patent number 4,100,506
    • Issue date Jul 11, 1978
    • Societe Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electromechanical band-pass filter for high frequencies
    • Patent number 4,060,774
    • Issue date Nov 29, 1977
    • Societe Lignes Telegraphiques et Telephoniques
    • Herbert Ernyei
    • H03 - BASIC ELECTRONIC CIRCUITRY