TREA

Junji Ishida

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Contact shutter device in IC socket
    • Patent number 5,009,609
    • Issue date Apr 23, 1991
    • Yamaichi Electric Mfg. Co., Ltd.
    • Noriyuki Matsuoka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Socket for the use of an electric part
    • Patent number 4,865,554
    • Issue date Sep 12, 1989
    • Yamaichi Electric Mfg. Co., Ltd.
    • Noriyuki Matsuoka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    IC socket
    • Patent number 4,846,703
    • Issue date Jul 11, 1989
    • Yamaichi Electric Mfg. Co., Ltd.
    • Noriyuki Matsuoka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR