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Alton L. Fritz

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  • Peoria, AZ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for accurately forming plastic sheet
    • Patent number 6,257,866
    • Issue date Jul 10, 2001
    • Hy-Tech Forming Systems, Inc.
    • Alton L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for blow down hydroforming sheet material
    • Patent number 6,210,623
    • Issue date Apr 3, 2001
    • Hy Tech Worldwide, Inc.
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for blow down hydroforming sheet material
    • Patent number 5,932,167
    • Issue date Aug 3, 1999
    • Hy Tech Worldwide, Inc.
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Protected seal for blow down platen
    • Patent number 5,679,388
    • Issue date Oct 21, 1997
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hydroforming platen and seal
    • Patent number 5,545,026
    • Issue date Aug 13, 1996
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hydroforming platen and seal
    • Patent number 5,466,146
    • Issue date Nov 14, 1995
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Seal for blow down platen
    • Patent number 5,460,773
    • Issue date Oct 24, 1995
    • Michael L. Fritz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Materials handling apparatus
    • Patent number 4,139,111
    • Issue date Feb 13, 1979
    • Alton L. Fritz
    • B66 - HOISTING LIFTING HAULING