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

Patent Owner(s)

Patent Owner	Address
QINETIQ LIMITED	FARNBOROUGH HAMPSHIRE GU14 0LX

International Classification(s)

• H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....
• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
• B01D:SEPARATION

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Combes, David J	Malvern, GB	9	101
# of filed Patents : 9 Total Citations : 101
Cox, Timothy I	Malvern, GB	14	282
# of filed Patents : 14 Total Citations : 282
Sage, Ian C	Malvern, GB	51	644
# of filed Patents : 51 Total Citations : 644

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Patent Citation Ranking

• 1 Citation Count
• H05B Class

• 8.07 % this patent is cited more than
• 12 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 12, 2013	US,8395086,B2   US8395086B2	GRANTED PATENT AS SECOND PUBLICATION
August 27, 2009	US,20090211336,A1   US20090211336A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9344157

Method and apparatus for communication by means of a transformer

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Abstract

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A method for communication by means of a transformer, which has at least a primary coil and a secondary coil, which are parts of an oscillatory circuit, wherein the oscillatory circuit is supplied on the primary side with an exciter frequency. For transmission of a signal from the secondary side to the primary side, the inductance of the secondary coil is modulated. A corresponding apparatus for performing the method is likewise provided.

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Description

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Claims

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