TREA

Yasuyuki Wada

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical beam scanning system
    • Patent number 5,225,924
    • Issue date Jul 6, 1993
    • Dainippon Screen Mfg. Co., Ltd.
    • Hideaki Ogawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Laser exposure apparatus
    • Patent number 4,867,542
    • Issue date Sep 19, 1989
    • Dainippon Screen Mfg. Co., Ltd.
    • Shigeaki Shimazu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Laser exposure apparatus
    • Patent number 4,810,068
    • Issue date Mar 7, 1989
    • Dainippon Screen Manufacturing Co., Ltd.
    • Shigeaki Shimazu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Device for fitting and adjusting an encoder
    • Patent number 4,718,879
    • Issue date Jan 12, 1988
    • Dainippon Screen Mfg. Co. Ltd.
    • Yasuyuki Wada
    • G01 - MEASURING TESTING