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Efstratios Doumanis

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Patents Grantslast 30 patents

  • Information Patent Grant

    Resonator
    • Patent number 11,063,335
    • Issue date Jul 13, 2021
    • Nokia Technologies Oy
    • Efstratios Doumanis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Resonator and filter comprising the same
    • Patent number 10,978,774
    • Issue date Apr 13, 2021
    • Nokia Technologies Oy
    • Kimmo Kalervo Karhu
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    RESONATOR
    • Publication number 20200083590
    • Publication date Mar 12, 2020
    • Nokia Technologies Oy
    • Efstratios Doumanis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    RESONATOR AND FILTER COMPRISING THE SAME
    • Publication number 20190312329
    • Publication date Oct 10, 2019
    • Nokia Technologies Oy
    • Kimmo Kalervo Karhu
    • H01 - BASIC ELECTRIC ELEMENTS