|
WO2019070520A1
|
|
Radio frequency antenna and system for presence sensing and monitoring
|
|
US2018033226A1
|
|
Radio frequency antenna and system for presence sensing and monitoring
|
|
US2016300413A1
|
|
Radio frequency patch antenna and system for permitting secure access to a restricted area
|
|
US2016210799A1
|
|
System for permitting secure access to a restricted area
|
|
US2015279130A1
|
|
System for permitting secure access to a restricted area
|
|
US2015213661A1
|
|
System and method for permitting secure access to a structure
|
|
US2014225713A1
|
|
System and method for accessing a structure using directional antennas and a wireless token
|
|
CA2845510A1
|
|
System and method for accessing a structure using directional antennas and a wireless token
|
|
AU2010214013A1
|
|
A system and method for accessing a structure using a mobile device
|
