TREA

Tomasz Grzeczynski

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  • Hoofddorp, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Receiver assembly
    • Patent number 10,616,680
    • Issue date Apr 7, 2020
    • Sonion Nederland B.V.
    • Caspar Titus Bolsman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound generator, a shielding and a spout
    • Patent number 10,560,767
    • Issue date Feb 11, 2020
    • Sonion Nederland B.V.
    • Tomasz Grzeczynski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    SOUND GENERATOR, A SHIELDING AND A SPOUT
    • Publication number 20190075380
    • Publication date Mar 7, 2019
    • Sonion Nederland BV
    • Tomasz Grzeczynski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    RECEIVER ASSEMBLY
    • Publication number 20180176678
    • Publication date Jun 21, 2018
    • Sonion Nederland BV
    • Caspar Titus Bolsman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE