TREA

Yasuhide Terasawa

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Bone conduction speaker unit
    • Patent number 9,532,135
    • Issue date Dec 27, 2016
    • Temco Japan Co., Ltd.
    • Takeshi Takeda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    BONE CONDUCTION SPEAKER UNIT
    • Publication number 20150289052
    • Publication date Oct 8, 2015
    • Temco Japan Co., Ltd.
    • Takeshi Takeda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE