TREA

Jonathan Stewart

Follow

Person

  • Bloomingdale, IL, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Audiometry earphone insert
    • Patent number 9,566,023
    • Issue date Feb 14, 2017
    • Etymotic Research, Inc.
    • Mead C. Killion
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    One-size-fits-most hearing aid
    • Patent number 8,625,827
    • Issue date Jan 7, 2014
    • Etymotic Research, Inc.
    • Gail Gudmundsen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    One-size-fits-most hearing aid
    • Patent number 8,184,839
    • Issue date May 22, 2012
    • Etymotic Research, Inc.
    • Gail Gudmundsen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Two-way voice communication device having external acoustic noise r...
    • Patent number 7,551,940
    • Issue date Jun 23, 2009
    • Etymotic Research, Inc.
    • Mary Paulson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 6,831,987
    • Issue date Dec 14, 2004
    • Etymotic Research, Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 6,567,526
    • Issue date May 20, 2003
    • Etymotic Research, Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 6,285,771
    • Issue date Sep 4, 2001
    • Etymotic Research Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 6,134,334
    • Issue date Oct 17, 2000
    • Etymotic Research Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 6,075,869
    • Issue date Jun 13, 2000
    • Etymotic Research, Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Directional microphone assembly
    • Patent number 5,878,147
    • Issue date Mar 2, 1999
    • Etymotic Research, Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Mounting configuration for monolithic integrated circuit
    • Patent number 5,661,420
    • Issue date Aug 26, 1997
    • Etymotic Research, Inc.
    • Mead Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    High fidelity hearing aid amplifier
    • Patent number 5,131,046
    • Issue date Jul 14, 1992
    • Etymotic Research Inc.
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Audibility earplug
    • Patent number 5,113,967
    • Issue date May 19, 1992
    • Etymotic Research, Inc.
    • Mead C. Killion
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electrode isolation amplifier
    • Patent number 5,099,856
    • Issue date Mar 31, 1992
    • Etymotic Research, Inc.
    • Mead C. Killion
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    AUDIOMETRY EARPHONE INSERT
    • Publication number 20150096379
    • Publication date Apr 9, 2015
    • Etymotic Research, Inc.
    • Mead C. Killion
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    COMPACT HIGH FIDELITY EARPLUG
    • Publication number 20150047651
    • Publication date Feb 19, 2015
    • Etymotic Research, Inc.
    • Andy Haapapuro
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ONE-SIZE-FITS-MOST HEARING AID
    • Publication number 20120213396
    • Publication date Aug 23, 2012
    • Etymotic Research, Inc.
    • Gail Gudmundsen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VARIABLE OUTPUT EARPHONE SYSTEM
    • Publication number 20070098202
    • Publication date May 3, 2007
    • Steven Viranyi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Two-way voice communication device having external acoustic noise r...
    • Publication number 20040165720
    • Publication date Aug 26, 2004
    • Mary Paulson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Directional microphone assembly
    • Publication number 20030198359
    • Publication date Oct 23, 2003
    • Mead C. Killion
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE