Uninterruptible power supply device with circuit for degradation judgment of storage battery

United States of America Patent

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Nov 3, 2009
Grant Date
Oct 7, 2004
app pub date
Feb 24, 2004
filing date
Apr 4, 2003

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judges the degradation of the storage battery based on the discharge voltage Vdc.

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Patent Owner(s)

Patent Owner	Address
SANYO DENKI CO LTD	33-1 MINAMIOTSUKA 3-CHOME TOSHIMA-KU TOKYO 170-8451

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H02J:CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR D....

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Inventor Name	Address	# of filed Patents	Total Citations
Okui, Yoshiaki	Toshima-ku , JP	15	157

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Uninterruptible power supply device with circuit for degradation judgment of storage battery

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United States of America Patent

10784193

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PATENT NO	7612468
APP PUB NO	20040196005A1
SERIAL NO	10784193
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
November 03, 2009	US,7612468,B2 US7612468B2	GRANTED PATENT AS SECOND PUBLICATION
October 07, 2004	US,20040196005,A1 US20040196005A1	FIRST PUBLISHED PATENT APPLICATION

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10784193

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