Recording and reproduction of waveform based on sound board vibrations
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 26, 2016
Grant Date -
Jun 5, 2014
app pub date -
Dec 3, 2013
filing date -
Dec 3, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
In a musical instrument, such as a piano, having a sound board, the sound board vibrates in response to vibrations of a string responsive to depression of a key. A waveform corresponding to such vibrations of the sound board is detected and recorded into a memory for each of the keys. The recorded vibration waveform is usable for reproduction of a sound based on sound board vibrations. In a sound reproduction apparatus, such as a piano, having a sound board, an excitation device physically excitable in response to an input waveform is provided on the sound board. In response to an operation of a key, a sound board vibration waveform corresponding to the operated key is read out from the memory, and the excitation device is driven in accordance with the read-out waveform signal so that the sound board is vibrated.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
YAMAHA CORPORATION | 10-1 NAKAZAWA-CHO NAKA-KU SHIZUOKA-KEN HAMAMATSU-SHI 430-8650 |
International Classification(s)

- 2013 Application Filing Year
- G10H Class
- 265 Applications Filed
- 253 Patents Issued To-Date
- 95.48 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Fujiwara, Yuji | Hamamatsu, JP | 163 | 1847 |
# of filed Patents : 163 Total Citations : 1847 | |||
Koseki, Shinya | Fukuroi, JP | 38 | 443 |
# of filed Patents : 38 Total Citations : 443 | |||
Okuyama, Fukutaro | Hamamatsu, JP | 24 | 163 |
# of filed Patents : 24 Total Citations : 163 |
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Patent Citation Ranking
- 2 Citation Count
- G10H Class
- 4.55 % this patent is cited more than
- 9 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 26, 2027 |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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