Child's music-playing toothbrush configured for attractive display of graphics and improved sound quality

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7774888
APP PUB NO 20080256730A1
SERIAL NO

11788621

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Abstract

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A music-playing toothbrush having a hollow handle housing containing suitable solid state electronic components for selectively playing a musical tune with improved sound quality. The sound quality is expressly addressed in the handle design with an interior sealed speaker enclosure configured to direct the sound toward the listener with little internal leakage and with an undulating violin-like cavity shape that suppresses internal standing waves. Moreover, the handle provides a relatively large, relatively flat, substantially uninterrupted surface for receiving attractive and motivational graphics such as licensed cartoon characters, which may be compatible with the musical selection.

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Patent Owner(s)

Patent OwnerAddress
WORLD TREND INC1920 WEST HOLT AVENUE POMONA CA 91768-3351

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Barnabas C Chino Hills, US 8 137

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