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Dennis L. Dundas

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  • Dover, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dual parison blow molding and method
    • Patent number 6,994,821
    • Issue date Feb 7, 2006
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Blow molding machine and method
    • Patent number 6,635,216
    • Issue date Oct 21, 2003
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for trimming the neck of blow molded plastic bottles
    • Patent number 5,791,217
    • Issue date Aug 11, 1998
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for trimming the neck of blow molded plastic bottles and...
    • Patent number 5,749,275
    • Issue date May 12, 1998
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for trimming the neck of blow molded plastic bottles and...
    • Patent number 5,664,471
    • Issue date Sep 9, 1997
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of blow molding aseptic bottles
    • Patent number 5,068,075
    • Issue date Nov 26, 1991
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for sealing blow molded bottle
    • Patent number 5,054,272
    • Issue date Oct 8, 1991
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus sealing blow molded bottle
    • Patent number 5,054,267
    • Issue date Oct 8, 1991
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Blow molded aseptic bottle and method
    • Patent number 5,037,684
    • Issue date Aug 6, 1991
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Sealed bottle
    • Patent number 5,022,544
    • Issue date Jun 11, 1991
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Blow molding apparatus
    • Patent number 4,950,153
    • Issue date Aug 21, 1990
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tooling for sealing blow molded bottle
    • Patent number 4,948,356
    • Issue date Aug 14, 1990
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Needle assembly for blow molding aseptic bottles
    • Patent number 4,946,366
    • Issue date Aug 7, 1990
    • Graham Engineering Corporation
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Blow molding machine and method
    • Publication number 20020171179
    • Publication date Nov 21, 2002
    • Dennis L. Dundas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL