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Kazuyoshi Umeya

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Press die set and press machine for driving it
    • Patent number 5,666,870
    • Issue date Sep 16, 1997
    • Enomoto Co., Ltd.
    • Nobuo Enomoto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press die set and press machine for driving it
    • Patent number 5,620,258
    • Issue date Apr 15, 1997
    • Enomoto Co., Ltd.
    • Nobuo Enomoto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press die set
    • Patent number 5,329,801
    • Issue date Jul 19, 1994
    • Enomoto Co., Ltd.
    • Nobuo Enomoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...