Patents Assigned to MMI Controls LP
  • HVAC control using different access levels
    Patent number: 7003378
    Abstract: Systems and methods are described for a HVAC control system. A method, includes regulating user access to an interactive user interface of a programmable thermostat, each user identified by a personal identification number associated with a user type such as, for example, building owners, maintenance personnel, building tenants, and manufacturers.
    Type: Grant
    Filed: April 2, 2004
    Date of Patent: February 21, 2006
    Assignee: MMI Controls LP
    Inventor: Robert J. Poth