Automatic player musical instruments and automatic playing system incorporated therein

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7528309
APP PUB NO 20070221036A1
SERIAL NO

11681308

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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While an automatic player piano is reenacting a music tune, the automatic player piano sometimes fails to miss a tone or tones in a repetition due to a high-speed key movement; a controller searches a music data file for a series of key events expressing the repetition, and makes the key movements uniform without changing the lapse of time from the last key event before the repetition and the lapse of time to the first key event after the repetition so that the automatic player piano is less liable to miss a tone.

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Patent Owner(s)

Patent OwnerAddress
YAMAHA CORPORATIONSHIZUOKA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujiwara, Yuji Hamamatsu, JP 163 1847

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