Assignee
MEMCO LTD
GB·6 granted patents·161 citations·filing 1992–2005
Top patents by PatentIndex Score
6 records- 0182US5284225ALift door apparatusMEMCO LTD·Filed 1992·Granted Feb 8, 1994·38 cites·8 claims
- 0277US7771080B2Multifunction edge device for powered doorsMEMCO LTD·Filed 2004·Granted Aug 10, 2010·20 cites·32 claims
- 0363US5698824ALift installation with primary and secondary transmitter receiver meansMEMCO LTD·Filed 1995·Granted Dec 16, 1997·33 cites·19 claims
- 0461US5424717ALaser light transmitter and proximity detectorMEMCO LTD·Filed 1992·Granted Jun 13, 1995·35 cites·11 claims
- 0555US7755024B2Safety sensing system for a powered door systemMEMCO LTD·Filed 2005·Granted Jul 13, 2010·6 cites·27 claims
- 0644US6247558B1Apparatus for reducing power consumption in a elevator door protection systemMEMCO LTD·Filed 1999·Granted Jun 19, 2001·29 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →