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Erasmo Porfido

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  • Schaffhausen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Connection between a pipe and a molding
    • Patent number 5,964,482
    • Issue date Oct 12, 1999
    • Georg Fischer Rohrleitungssysteme AG
    • Michael Bamberger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Device for welding molded plastic parts permitting simultaneous and...
    • Patent number 5,911,895
    • Issue date Jun 15, 1999
    • Georg Fischer Rohrleitungssyteme AG
    • Erasmo Porfido
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Welding sleeve for plastic pipe
    • Patent number 5,674,588
    • Issue date Oct 7, 1997
    • Georg Fischer Rohrleitungssysteme AG
    • Erasmo Porfido
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Electrically weldable plastic fitting
    • Patent number 5,670,012
    • Issue date Sep 23, 1997
    • Georg Fischer Rohrleitungssysteme AG
    • Erasmo Porfido
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Part molded from thermoplastic material
    • Patent number 5,252,810
    • Issue date Oct 12, 1993
    • Georg Fischer Rohrleitungssysteme AG
    • Paul Trosch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL