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Helmut Umlauft

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Patents Grantslast 30 patents

  • Information Patent Grant

    Lightweight tennis racket having high frequency
    • Patent number 6,106,417
    • Issue date Aug 22, 2000
    • Head Sport Aktiengesellschaft
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Racquetball racquet
    • Patent number 6,059,674
    • Issue date May 9, 2000
    • Head Sport Aktiengesellschaft
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Tennis rackets
    • Patent number 5,893,810
    • Issue date Apr 13, 1999
    • Head Sport Aktiengesellschaft
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Base cap for a racquet handle
    • Patent number D348093
    • Issue date Jun 21, 1994
    • Head Sportgerate Gesellschaft m.b.H. & Co. OHG
    • Robert Marte
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Ski and a manufacturing method therefor
    • Patent number 5,221,105
    • Issue date Jun 22, 1993
    • HTM Sport-und Freizeitgeraete Gesellschaft m.b. H.
    • Bernhard Mayr
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Racquets, in particular tennis racquets
    • Patent number 5,183,265
    • Issue date Feb 2, 1993
    • Head Sportgerate Gesellschaft m.b.H. & Co. OHG
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Racquet, in particular a tennis racquet
    • Patent number 5,129,656
    • Issue date Jul 14, 1992
    • Head Sportgerate Gesellschaft m.b.H & Co.OHG.
    • Robert Marte
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Process for the production of a ball game racket frame
    • Patent number 5,075,056
    • Issue date Dec 24, 1991
    • Head Sportgerate Gesellschaft m.b.H. & Co. OHG
    • Helmut Umlauft
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Ball Beater as well as process for producing same
    • Patent number 4,974,845
    • Issue date Dec 4, 1990
    • Head Sportgeraete Gesellschaft m.b.H. & Co. OHG.
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Device for the protection of the strings of a ball racket, particul...
    • Patent number 4,776,592
    • Issue date Oct 11, 1988
    • Head Sportgerate Gesellschaft m.b.H & Co.OHG.
    • Helmut Umlauft
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Multifunctional ski
    • Publication number 20030184050
    • Publication date Oct 2, 2003
    • Klaus Hotter
    • A63 - SPORTS GAMES AMUSEMENTS