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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for irradiation welding of two thermoplastic c...

    • Patent number 7,540,934
    • Issue date Jun 2, 2009
    • LPKF Laser & Electronics AG
    • Alexander Hofmann
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for welding

    • Patent number 6,444,946
    • Issue date Sep 3, 2002
    • bielomatik Leuze GmbH + Co.
    • Joern Korte
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Joining method

    • Patent number 5,843,265
    • Issue date Dec 1, 1998
    • Edison Welding Institute
    • Robert A. Grimm
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Plastic joining method

    • Patent number 5,840,147
    • Issue date Nov 24, 1998
    • Edison Welding Institute
    • Robert A. Grimm
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents