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

Patent Owner(s)

Patent Owner	Address
MAGNOMATICS LIMITED	SHEFFIELD S2 5BQ

International Classification(s)

• H02K:DYNAMO-ELECTRIC MACHINES

• 2009 Application Filing Year
• H02K Class
• 1486 Applications Filed
• 1011 Patents Issued To-Date
• 68.04 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Atallah, Kais	Sheffield, GB	14	229
# of filed Patents : 14 Total Citations : 229
Rens, Jan Jozef	Sheffield, GB	10	188
# of filed Patents : 10 Total Citations : 188

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Patent Citation Ranking

• 22 Citation Count
• H02K Class

• 84 % 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: 2011/0057,456

DRIVES FOR SEALED SYSTEMS

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Abstract

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A drive for a sealed magnetically geared system comprising a housing defining a sealed chamber, a driving member including a first set of magnets, and a driven member comprising a second set of magnets, one of the members being located inside the chamber, wherein the first and second sets of magnets are arranged to produce different numbers of magnetic poles, and the housing includes a wall extending between the members and supporting a plurality of pole pieces which are arranged to modulate the magnetic field acting between the magnets.

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Description

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Claims

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