Assignee
SCHWEITZER ENGINEERING LABS IN
US·4 granted patents·1 pending application·136 citations·filing 1993–2005
Top patents by PatentIndex Score
5 records- 0192US6356421B1System for power transformer differential protectionSCHWEITZER ENGINEERING LABS IN·Filed 1999·Granted Mar 12, 2002·109 cites·16 claims
- 0246US6560132B1System for obtaining phase-ground voltages from a broken delta VT voltage connection systemSCHWEITZER ENGINEERING LABS IN·Filed 2001·Granted May 6, 2003·6 cites·5 claims
- 0344US6567256B1Dual protective relay for power systemsSCHWEITZER ENGINEERING LABS IN·Filed 1995·Granted May 20, 2003·12 cites·4 claims
- 0438US5477408ASystem for detecting certain erroneous fault-indicating data in a protective relay for power systemsSCHWEITZER ENGINEERING LABS IN·Filed 1993·Granted Dec 19, 1995·9 cites·12 claims
- 0534US2006247911A1Systems and methods for learning and mimicking the communications of intelligent electronic devicesSCHWEITZER ENGINEERING LABS IN·Filed 2005·Application pending·0 cites
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