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Michael Brandis

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  • Nurnberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Duplex speakerphone
    • Patent number D728507
    • Issue date May 5, 2015
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wireless headset
    • Patent number D714261
    • Issue date Sep 30, 2014
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wireless headset
    • Patent number D706243
    • Issue date Jun 3, 2014
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset with sidesupport
    • Patent number D668240
    • Issue date Oct 2, 2012
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset with earhook
    • Patent number D662088
    • Issue date Jun 19, 2012
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset— hookless
    • Patent number D661284
    • Issue date Jun 5, 2012
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset bineural
    • Patent number D645023
    • Issue date Sep 13, 2011
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset with headband
    • Patent number D641337
    • Issue date Jul 12, 2011
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset
    • Patent number D640232
    • Issue date Jun 21, 2011
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Base station
    • Patent number D638424
    • Issue date May 24, 2011
    • Sennheiser Communications A/S
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Mobile phone
    • Patent number D502455
    • Issue date Mar 1, 2005
    • Siemens Aktiengesellschaft
    • Michael Brandis
    • D14 - Recording, communication, or information retrieval equipment