TREA

Hiroyuki Kadowaki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Halftone image ion printer
    • Patent number 5,687,001
    • Issue date Nov 11, 1997
    • Dai Nippon Printing Co., Ltd.
    • Akira Shibuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Halftone image device and its driving circuit
    • Patent number 5,541,542
    • Issue date Jul 30, 1996
    • Dai Nippon Printing Co., Ltd.
    • Akira Shibuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE