TREA

Todd Metlen

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  • Ojai, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Snowflake microphone
    • Patent number D586335
    • Issue date Feb 10, 2009
    • Baltic Latvian Universal Electronics
    • Bernard Wise
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Tube microphone amplifier
    • Patent number D570821
    • Issue date Jun 10, 2008
    • Baltic Latvian Universal Electronics
    • Eli Gregory Probst
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone
    • Patent number D563396
    • Issue date Mar 4, 2008
    • Baltic Latvian Universal Electronics
    • Eli Gregory Probst
    • D14 - Recording, communication, or information retrieval equipment