TREA

Mitsugu Terada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Solid-state laser device
    • Patent number 5,331,653
    • Issue date Jul 19, 1994
    • Mitsui Petrochemical Industries, Ltd.
    • Minoru Kojima
    • H01 - BASIC ELECTRIC ELEMENTS
  • 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 output unit
    • Patent number 5,239,552
    • Issue date Aug 24, 1993
    • Miyachi Technos Corporation
    • Hiroyuki Okuyama
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Solid-state laser device and machining apparatus
    • Patent number 5,235,607
    • Issue date Aug 10, 1993
    • Mitsui Petrochemical Industries, Ltd.
    • Minoru Kojima
    • G02 - OPTICS
  • 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
  • Information Patent Grant

    Method of stabilizing the laser beam and apparatus utilizing the same
    • Patent number 5,084,884
    • Issue date Jan 28, 1992
    • Mitsui Petrochemical Industries, Ltd.
    • Mitsugu Terada
    • H01 - BASIC ELECTRIC ELEMENTS