Voltage regulating circuit for uninterruptible power supply
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jul 29, 2008
Grant Date -
Jun 28, 2007
app pub date -
Jun 27, 2006
filing date -
Dec 26, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A voltage regulating circuit has a first switch, a transformer and a second switch. The first switch has an input node, a first node and a second node. The transformer is connected to the switches has a first coil and a second coil. The first coil and the second coil respectively have an end, and the second coil is connected to the first coil in series at a node. The node between the first and second coils is connected to the second node of the first switch. The second switch is connected to the transformer and has a first node, a second node and an output node. The first node is connected to the end of the first coil. The second node is connected to the first node of the first switch. The transformer will not heat up when the transformer needs not to be used.
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 | |
---|---|---|
CYBER POWER SYSTEM INC | 6F NO 32 SEC 1 CHENGKUNG RD NANKANG DIST TAIPEI R O C |
International Classification(s)

- 2006 Application Filing Year
- G05F Class
- 1073 Applications Filed
- 648 Patents Issued To-Date
- 60.40 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Ho, Lien-Hsun | Taipei, TW | 39 | 354 |
# of filed Patents : 39 Total Citations : 354 | |||
Hsu, Yuan-Liang | Taipei, TW | 11 | 20 |
# of filed Patents : 11 Total Citations : 20 | |||
Yeh, Shou-Ting | Taipei, TW | 17 | 192 |
# of filed Patents : 17 Total Citations : 192 |
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Patent Citation Ranking
- 2 Citation Count
- G05F Class
- 2.45 % this patent is cited more than
- 17 Age
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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 |
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