TREA

Takeo Yokoyama

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  • Ebina, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric signal transfer element
    • Patent number 4,819,215
    • Issue date Apr 4, 1989
    • Showa Electric Wire & Cable Co., Ltd.
    • Takeo Yokoyama
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Solid ultrasonic delay line
    • Patent number 4,684,906
    • Issue date Aug 4, 1987
    • Showa Electric Wire & Cable Co., Ltd.
    • Takeo Yokoyama
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Solid ultrasonic delay line
    • Patent number 4,467,295
    • Issue date Aug 21, 1984
    • Showa Electric Wire & Cable Co., Ltd.
    • Takeo Yokoyama
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Interleaved multiple signal separating circuit
    • Patent number 4,274,108
    • Issue date Jun 16, 1981
    • Showa Electric Wire & Cable Co., Ltd.
    • Takeo Yokoyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE