Patents Assigned to Mack Information Systems
  • Patent number: 6691070
    Abstract: A system is provided for monitoring a condition of a controlled environment. The system includes a first computer configured to store data corresponding to a condition of the controlled environment. The first computer is validated, wherein subsequent alteration of the first computer voids the validation of the first computer. The system further includes a second computer coupled to the first computer. The second computer is configured for access to the data stored in the first computer and for communication of the condition of the controlled environment to a user of the second computer, wherein alteration of the second computer does not void the validation of the first computer. A validation module of the system is configured to validate the second computer for the access and communication, thereby validating the system. A method for monitoring a controlled environment is also provided.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: February 10, 2004
    Assignee: Mack Information Systems
    Inventors: Matthew R. Williams, Michael A. Crusi