Patents by Inventor Mary C. Kallestad

Mary C. Kallestad 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).

  • Radio frequency identification systems for asset tracking
    Patent number: 6669089
    Abstract: An asset tracking system is provided, having particular usefulness in connection with the interrogation of RFID-tagged pallets by a forklift equipped with one or more RFID reader antennas. A useful embodiment of an RFID-tagged pallet is described, along with other beneficial components of such a system.
    Type: Grant
    Filed: November 12, 2001
    Date of Patent: December 30, 2003
    Inventors: Eric R. Cybulski, Francis D. Dehn, Robert C. Francis, Peter B. Hogerton, Mary C. Kallestad, Karl M. Kropp, James P. McGee, Sai-Kit Tong
  • Radio frequency identification systems for asset tracking
    Publication number: 20030089771
    Abstract: An asset tracking system is provided, having particular usefulness in connection with the interrogation of RFID-tagged pallets by a forklift equipped with one or more RFID reader antennas. A useful embodiment of an RFID-tagged pallet is described, along with other beneficial components of such a system.
    Type: Application
    Filed: November 12, 2001
    Publication date: May 15, 2003
    Applicant: 3M Innovative Properties Company
    Inventors: Eric R. Cybulski, Francis D. Dehn, Robert C. Francis, Peter B. Hogerton, Mary C. Kallestad, Karl M. Kropp, James P. McGee, Sai-Kit K. Tong