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Bertrand Weiter

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  • Bobingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dimensionally stable ply suitable for roofing webs or roof-sealing...
    • Patent number 7,811,950
    • Issue date Oct 12, 2010
    • Johns Manville
    • Wolfgang Greiser
    • E04 - BUILDING
  • Information Patent Grant

    Low-flammability shingle
    • Patent number 6,436,510
    • Issue date Aug 20, 2002
    • Johns Manville International, Inc.
    • Peter Heidel
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Laminate with web and laid components
    • Patent number 6,235,657
    • Issue date May 22, 2001
    • Johns Manville International, Inc.
    • Michael Schöps
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Flame-retarding support inlay with improved adhesion
    • Patent number 6,197,707
    • Issue date Mar 6, 2001
    • Johns Manville International, Inc.
    • Bertrand Weiter
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Bituminous roofing underfelt and base felt therefor
    • Patent number 5,660,915
    • Issue date Aug 26, 1997
    • Hoechst Aktiengesellschaft
    • Michael Schoeps
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Sheathing web
    • Patent number 5,219,635
    • Issue date Jun 15, 1993
    • Hoechst Aktiengesellschaft
    • Bertrand C. Weiter
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Support web for roofing membranes
    • Patent number 5,130,178
    • Issue date Jul 14, 1992
    • Hoechst Aktiengesellschaft
    • Karl-Christian Zerfass
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Support web for roof foundation webs
    • Patent number 4,987,027
    • Issue date Jan 22, 1991
    • Hoechst Aktiengesellschaft
    • Karl-Christian Zerfass
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS

Patents Applicationslast 30 patents