Michael Gilbert Katzmann

Person

  • Washington, DC, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Digital audio book cartridge and player with manipulation-facilitat...

    • Patent number 8,049,991
    • Issue date Nov 1, 2011
    • Gilles Pépin
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Player

    • Patent number D582430
    • Issue date Dec 9, 2008
    • Technologies Humanware Canada, Inc.
    • Gilles Pepin
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Cartridge

    • Patent number D579940
    • Issue date Nov 4, 2008
    • Technologies Humanware Canada, Inc.
    • Gilles Pepin
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents