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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
HITACHI MAXELL ENERGY LTD	1 KOIZUMI OYAMAZAKI-CHO OTOKUNI-GUN KYOTO 618-8525

International Classification(s)

• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Azuma, Hyo	Osaka, JP	4	33
# of filed Patents : 4 Total Citations : 33
Kawabe, Keisuke	Osaka, JP	12	80
# of filed Patents : 12 Total Citations : 80
Shibata, Shinsuke	Osaka, JP	21	68
# of filed Patents : 21 Total Citations : 68
Tamakoshi, Hiromi	Osaka, JP	3	21
# of filed Patents : 3 Total Citations : 21

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Patent Citation Ranking

• 17 Citation Count
• H01M Class

• 53.28 % this patent is cited more than
• 14 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

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

US Patent Application No: 2011/0111,280

LITHIUM-ION SECONDARY BATTERY

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Abstract

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, and the separator is formed from a laminate composed of a porous layer containing resin having a melting point of 120° C. to 140° C., and a porous layer containing resin having a melting point of 150° C. or higher or a porous layer composed mainly of inorganic particles having a heat resistant temperature of 150° C. or higher.

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Description

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Claims

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