Patents by Inventor Anthony Sajkowski

Anthony Sajkowski 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).

  • Monitoring steam traps using RF signaling
    Patent number: 6145529
    Abstract: A method of monitoring the status of a plurality of steam traps includes sensing with a monitor at least one process condition in each of a plurality of steam traps, transmitting radio frequency signals responsive to the sensed process condition of each steam trap with transmitters associated with the steam traps, and receiving the signals generated by the transmitters with a receiver. In one embodiment of the invention, the signals from at least some steam traps are received and retransmitted by a repeater positioned between the steam traps and the receiver.
    Type: Grant
    Filed: September 1, 1999
    Date of Patent: November 14, 2000
    Assignee: Armstrong International, Inc.
    Inventors: Michael Paul Hellman, James F. Washburn, Anthony Sajkowski, Donald J. Hume, Andrew F. Drenick
  • Monitoring steam traps using RF signaling
    Patent number: 5992436
    Abstract: A method of monitoring the status of a plurality of steam traps includes sensing with a monitor at least one process condition in each of a plurality of steam traps, transmitting radio frequency signals responsive to the sensed process condition of each steam trap with transmitters associated with the steam traps, and receiving the signals generated by the transmitters with a receiver. In one embodiment of the invention, the signals from at least some steam traps are received and retransmitted by a repeater positioned between the steam traps and the receiver.
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: November 30, 1999
    Assignee: Armstrong International, Inc.
    Inventors: Michael Paul Hellman, James F. Washburn, Anthony Sajkowski, Donald J. Hume, Andrew F. Drenick