TREA

Tetsuo Ichikawa

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  • Shiga, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spectrophotometer
    • Patent number 4,484,815
    • Issue date Nov 27, 1984
    • Shimadzu Corporation
    • Osamu Akiyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Spectrophotometer
    • Patent number 4,455,097
    • Issue date Jun 19, 1984
    • Shimadzu Corporation
    • Tetsuo Ichikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Detector for use in optical measuring instruments
    • Patent number 4,444,499
    • Issue date Apr 24, 1984
    • Shimadzu Corporation
    • Osamu Akiyama
    • G01 - MEASURING TESTING