TREA

Michael James Roper

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  • Ottawa, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic positioning system
    • Patent number 11,118,912
    • Issue date Sep 14, 2021
    • VITAL ALERT COMMUNICATION INC.
    • Michael James Roper
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Through-the-earth emergency radio system
    • Patent number 10,277,335
    • Issue date Apr 30, 2019
    • VITAL ALERT COMMUNICATION INC.
    • Michael James Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Through-the-earth emergency radio system
    • Patent number 9,866,333
    • Issue date Jan 9, 2018
    • VITAL ALERT COMMUNICATION INC.
    • Michael James Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Portable through-the-earth radio
    • Patent number 9,564,977
    • Issue date Feb 7, 2017
    • VITAL ALERT COMMUNICATION INC.
    • Michael Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    System, method and apparatus for controlling buried devices
    • Patent number 9,450,684
    • Issue date Sep 20, 2016
    • VITAL ALERT COMMUNICATION INC.
    • Michael James Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    VLF transmit antenna system, method and apparatus
    • Patent number 9,231,799
    • Issue date Jan 5, 2016
    • VITAL ALERT COMMUNICATION INC.
    • Michael James Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Distributed repeater architecture
    • Patent number 7,756,470
    • Issue date Jul 13, 2010
    • Mike Roper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Signal recognition in an on-frequency repeater
    • Patent number 7,522,556
    • Issue date Apr 21, 2009
    • Spotwave Wireless Inc.
    • Wag Hanna
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Antenna housing
    • Patent number D550216
    • Issue date Sep 4, 2007
    • Spotwave Wireless Canada Inc.
    • Steve Allen
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Coverage unit housing
    • Patent number D543513
    • Issue date May 29, 2007
    • Spotwave Wiereless Canada Inc.
    • Steve Allen
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Antenna housing
    • Patent number D540314
    • Issue date Apr 10, 2007
    • Spotwave Wireless Canada Inc.
    • Steve Allen
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Donor antenna unit housing
    • Patent number D535646
    • Issue date Jan 23, 2007
    • Spotwave Wireless Canada Inc.
    • Steve Allen
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna housing
    • Patent number D531994
    • Issue date Nov 14, 2006
    • Spotwave Wireless Canada Inc.
    • Steve Allen
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents