Assignee
ESSENCE SECURITY INTERNAT LTD
IL·3 granted patents·1 pending application·24 citations·filing 2006–2009
Top patents by PatentIndex Score
4 records- 0183US7721576B2Lock cylinder opening system and methodESSENCE SECURITY INTERNAT LTD·Filed 2007·Granted May 25, 2010·16 cites·24 claims
- 0267US7637131B2Electronic cylinder internal key apparatus and methodESSENCE SECURITY INTERNAT LTD·Filed 2006·Granted Dec 29, 2009·6 cites·9 claims
- 0356US8028554B2Electronic cylinder lock apparatus and methodsESSENCE SECURITY INTERNAT LTD·Filed 2006·Granted Oct 4, 2011·2 cites·11 claims
- 0443US2010253289A1Method and system for graduated residual battery power utilization in long-life battery powered devicesESSENCE SECURITY INTERNAT LTD·Filed 2009·Application pending·0 cites
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