TREA

Makoto Ito

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  • Kanagawa-Ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Headphones
    • Patent number 8,194,910
    • Issue date Jun 5, 2012
    • Victor Company of Japan, Ltd.
    • Hiroshi Uchida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Headphone set and method of producing the same
    • Patent number 8,175,315
    • Issue date May 8, 2012
    • Victor Company of Japan, Ltd.
    • Masaaki Tanaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Headphones
    • Publication number 20090296975
    • Publication date Dec 3, 2009
    • Victor Company of Japan, Ltd.
    • Hiroshi Uchida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Headphone set and method of producing the same
    • Publication number 20090041284
    • Publication date Feb 12, 2009
    • Victor Company of Japan, Ltd.
    • Masaaki Tanaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE