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Donald L. Franck

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  • Warren, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making a two-tone interior vehicle trim panel skin
    • Patent number 5,573,617
    • Issue date Nov 12, 1996
    • General Motors Corporation
    • Donald L. Franck
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rotary reforming of thermoplastics extrudate
    • Patent number 5,395,575
    • Issue date Mar 7, 1995
    • General Motors Corporation
    • Bruce J. Stribbell
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Laminating film to plastics extrudate and cornering extrudate with...
    • Patent number 5,326,520
    • Issue date Jul 5, 1994
    • General Motors Corporation
    • Donald L. Franck
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of controlling gloss on extrudate
    • Patent number 5,264,164
    • Issue date Nov 23, 1993
    • General Motors Corporation
    • Thomas J. Pickett
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Extrusion method
    • Patent number 5,252,283
    • Issue date Oct 12, 1993
    • General Motors Corporation
    • Edward J. Wenzel
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Extrusion shaping method
    • Patent number 5,114,650
    • Issue date May 19, 1992
    • General Motors Corporation
    • Donald L. Franck
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and method for window installation
    • Patent number 4,989,383
    • Issue date Feb 5, 1991
    • General Motors Corporation
    • Donald L. Franck
    • B60 - VEHICLES IN GENERAL