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Michael Seifert

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  • Obercrinitz, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for fabricating a hollow body
    • Patent number 6,820,449
    • Issue date Nov 23, 2004
    • Michael Seifert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for fabricating a hollow body
    • Patent number 6,418,607
    • Issue date Jul 16, 2002
    • Dr. Meleghy Hydroforming GmbH & Co. KG
    • Michael Seifert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Apparatus for fabricating a hollow body
    • Publication number 20020042980
    • Publication date Apr 18, 2002
    • Michael Seifert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...