TREA

Hiroyuki Ichino

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Phono pickup cartridge
    • Patent number 4,519,063
    • Issue date May 21, 1985
    • Pioneer Electric Corporation
    • Kazuo Nishikawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Phono pickup cartridge
    • Patent number 4,437,179
    • Issue date Mar 13, 1984
    • Pioneer Electronic Corporation
    • Kazuo Nishikawa
    • G11 - INFORMATION STORAGE