TREA

Kazuo Nakasho

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Patents Grantslast 30 patents

  • Information Patent Grant

    Indicator device
    • Patent number 4,464,794
    • Issue date Aug 7, 1984
    • Olympus Optical Co., Ltd.
    • Kazuo Nakasho
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Magnetic reproducing apparatus
    • Patent number 4,459,624
    • Issue date Jul 10, 1984
    • Olympus Optical Company Limited
    • Masaaki Sato
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Magnetic reproducing apparatus
    • Patent number 4,366,514
    • Issue date Dec 28, 1982
    • Olympus Optical Company Limited
    • Masaaki Sato
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Speaker device having a holding means for a superminiature tape rec...
    • Patent number 4,204,236
    • Issue date May 20, 1980
    • Olympus Optical Company Limited
    • Kazuo Nakasho
    • G11 - INFORMATION STORAGE