TREA

Kazuo Yoshitake

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for drawing elliptical curves
    • Patent number 5,189,800
    • Issue date Mar 2, 1993
    • Shiro Morita
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Template
    • Patent number 5,058,285
    • Issue date Oct 22, 1991
    • Yoshitake Seisakujo Co., Inc.
    • Shiro Morita
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES