194104 ⎘
Individual registration on entry or exit; Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed dynamically whereby the code is a variable code
Managing real estate listing showings based on multiple factors
#2System for secure access and initiation using a remote terminal
#3System and method for applying over-locks without requiring unlock codes
#4Device and methods for providing a lock for preventing unwanted access to a locked enclosure
#5Systems and methods for mobile phone key fob management
#6Electronic lock having a mobile device user interface
#7System for secure access and initiation using a remote terminal
#8System and method for managing real estate listing showings based on multiple factors