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Katsuaki Yoshizawa

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  • Amagasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Removable adhesive sheet
    • Patent number 5,670,226
    • Issue date Sep 23, 1997
    • New Oji Paper Co., Ltd.
    • Katsuaki Yoshizawa
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Heat sensitive recording material
    • Patent number 5,132,272
    • Issue date Jul 21, 1992
    • Kanzaki Paper Manufacturing Co., Ltd.
    • Katsuaki Yoshizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 5,079,212
    • Issue date Jan 7, 1992
    • Kanzaki Paper Manufacturing Co., Ltd.
    • Koichi Ishida
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat sensitive recording material
    • Patent number 5,008,231
    • Issue date Apr 16, 1991
    • Kanzaki Paper Manufacturing Company Limited
    • Katsuaki Yoshizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS