Patents by Inventor Mats Karling

Mats Karling has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5926091
    Abstract: The present invention concerns an alarm device for computer units (13a, 13b) which, via a network of twisted pair type, are connected to a common hub (3). The computer units (13a 13b) are arranged to be connected to a first alarm unit (4) corresponding to the respective computer unit. This incorporates an input (25) for connection to the hub, an output (23) for operational connection to a network board in a computer unit corresponding to the alarm unit, and a connection (22) for interconnection with a second alarm unit (5; 7) or a connection unit (10). In the device according to the invention, an alarm center (1) is operationally connected to the hub, which is arranged to transmit a request generated in the alarm center to the first alarm unit (4) and to notify the alarm center when a change occurs in the computer units (13a, 13b) associated with the alarm centers.
    Type: Grant
    Filed: November 18, 1997
    Date of Patent: July 20, 1999
    Assignee: TP Control AB
    Inventors: Lars Svensson, Mats Karling