Process device with quiescent current diagnostics

United States of America Patent

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Mar 28, 2006
Grant Date
Feb 10, 2005
app pub date
Aug 7, 2003
filing date
Aug 7, 2003

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Abstract

A process device for use on an industrial process control system includes a quiescent current sensor configured to sense quiescent current draw of the process device. Diagnostic circuitry determines a diagnostic condition of the process device as a function of the sensed quiescent current.

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ROSEMOUNT INC.

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C12Q:MEASURING OR TESTING PROCESSES INVOLVING ENZYMES O....

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Inventor Name	Address	# of filed Patents	Total Citations
Huisenga, Garrie D	Chaska, MN	8	166
Longsdorf, Randy J	Chaska, MN	15	430

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Process device with quiescent current diagnostics

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10635944

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PATENT NO	7018800
APP PUB NO	20050030185A1
SERIAL NO	10635944
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 28, 2006	US,7018800,B2 US7018800B2	GRANTED PATENT AS SECOND PUBLICATION
February 10, 2005	US,20050030185,A1 US20050030185A1	FIRST PUBLISHED PATENT APPLICATION

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10635944

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