TREA

Masanori Suzuki

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  • Kawasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extension ringing console apparatus for telephone sets
    • Patent number D328300
    • Issue date Jul 28, 1992
    • Nitsuko Corporation
    • Akiyoshi Hattori
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Telephone set
    • Patent number D324521
    • Issue date Mar 10, 1992
    • Nitsuko Corporation
    • Akiyoshi Hattori
    • D14 - Recording, communication, or information retrieval equipment