Inventor
ETHERIDGE HAL E
CA5 patents
Patents
5 patentsUS7191076B2Mar 13, 2007
Expandable intelligent electronic device
POWER MEASUREMENT LTD77 citations96
US6871150B2Mar 22, 2005
Expandable intelligent electronic device
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US6687627B1Feb 3, 2004
Electric charge storage apparatus and method for an intelligent electronic device
POWER MEASUREMENT LTD136 citations96
US7644290B2Jan 5, 2010
System and method for seal tamper detection for intelligent electronic devices
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US7417558B2Aug 26, 2008
Wireless communications system incorporating intelligent electronic devices
POWER MEASUREMENT LTD14 citations84