VARIABLE OUTPUT EARPHONE SYSTEM

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20070098202A1
SERIAL NO

11553460

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Embodiments of the present invention relate to an earphone that allows for individual adjustment of different audio levels produced out of a first and second speaker to compensate for hearing impairment in one or both ears. The earphone may include a jack plug that is configured for insertion into an audio source that has a first volume control for setting the audio volume level produced by the first speaker. The earphone may also include a second volume control having an inlet and an outlet the inlet being operably connected to the jack plug. The second volume control may be configured to adjust the audio volume level produced by the second speaker. The maximum audio volume level of the second volume control may be approximately the same as the audio volume level set by the first volume control. The minimum audio volume of the second volume control may be inaudible.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ETYMOTIC RESEARCH INC61 MARTIN LANE ELK GROVE VILLAGE IL 60007

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Killion, Mead C Elk Grove Village, IL 93 3022
Stewart, Jonathan K Bloomingdale, IL 9 230
Villchur, Edgar Woodstock, NY 1 17
Viranyi, Steven Palatine, IL 2 18
Wilson, Donald L Barrington, IL 23 961

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