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US Patent 7424127 Headrest surround channel electroacoustical transducing

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Patent Citations Received
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US Patent 11839311 Chair including multi-channel sound system
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Patent Inventor Names
Douglas J. Holmi0
Michael D. Rosen0
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Patent abstract

An audio system including a first audio source, including a surround channel signal, coupled to an electroacoustical transducer mounted in the back of a seat of, for example, an automobile, so that the surround channel is radiated from the electroacoustical transducer. In one embodiment, the electroacoustical transducer is oriented to radiate substantially upwardly.

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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=074241270
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US Patent 07424127 Headrest surround channel electroacoustical transducing US Patent 7424127 Headrest surround channel electroacoustical transducing

Infobox
Patent Number
074241270
Patent Number
74241270
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Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
074241270
Date of Patent
September 9, 2008
0
Patent Application Number
095329070
Date Filed
March 21, 2000
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=074241270
Patent Primary Examiner
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Huyen D Le
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07424127
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 US Patent 07424127 Headrest surround channel electroacoustical transducing

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07424127
Date of patent
September 9, 2008
Patent application number
09532907
Date Filed
March 21, 2000
Patent primary examiner
‌
Huyen D Le

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