TREA

Ken Ohmata

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  • Kimitsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for detecting wavelength of laser beam
    • Patent number 5,319,441
    • Issue date Jun 7, 1994
    • Mitsui Petrochemical Industries, Ltd.
    • Mitsugu Terada
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Discharge exciting excimer laser device
    • Patent number 5,251,226
    • Issue date Oct 5, 1993
    • Mitsui Petrochemical Industries, Ltd.
    • Shuntaro Watanabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Laser device
    • Patent number 5,214,659
    • Issue date May 25, 1993
    • Mitsui Petrochemical Industries, Ltd.
    • Mitsugu Terada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas laser apparatus
    • Patent number 5,197,078
    • Issue date Mar 23, 1993
    • Mitsui Petrochemical Industries, Ltd.
    • Mitsugu Terada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Laser wavelength measuring device
    • Patent number 5,170,224
    • Issue date Dec 8, 1992
    • Mitsui Petrochemical Industries, Ltd.
    • Mitsugu Terada
    • G01 - MEASURING TESTING