SPEAKER DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
May 3, 2012
app pub date -
Jul 9, 2009
filing date -
Jul 9, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A diaphragm, a static part vibratably supporting the diaphragm in the vibration direction, and a driving part provided at the static part and applying vibration to the diaphragm in response to an audio signal are provided, and the driving part includes a magnetic circuit forming a magnetic gap, a voice coil vibrating in a different direction from the vibration direction of said diaphragm in response to an inputted audio signal and a rigid vibration direction converter part direction-converting the vibration of the voice coil and transmitting the vibration to the diaphragm, and the vibration direction converter part is connected to an attaching counterpart including the diaphragm and the voice coil and includes a hinge part in the proximity of the attaching counterpart, and a contact avoiding part avoiding contact with the hinge part is formed on the face side of the attaching counterpart in the proximity of the hinge part.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
PIONEER CORPORATION | 28-8 HONKOMAGOME 2-CHOME BUNKYO-KU TOKYO 113-0021 | |
TOHOKU PIONEER CORPORATION | 1105 AZA-NIKKO OAZA-KUNOMOTO TENDO-SHI YAMAGATA 9948585 |
International Classification(s)

- 2009 Application Filing Year
- H04R Class
- 1142 Applications Filed
- 836 Patents Issued To-Date
- 73.21 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Abe, Yasuhisa | Yamagata, JP | 32 | 228 |
# of filed Patents : 32 Total Citations : 228 | |||
Hachiya, Satoshi | Yamagata, JP | 69 | 657 |
# of filed Patents : 69 Total Citations : 657 | |||
Horigome, Minoru | Yamagata, JP | 25 | 229 |
# of filed Patents : 25 Total Citations : 229 | |||
Kobayashi, Hiroyuki | Yamagata, JP | 792 | 9078 |
# of filed Patents : 792 Total Citations : 9078 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 13 Citation Count
- H04R Class
- 53.08 % this patent is cited more than
- 13 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
Full Text

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