Patents by Inventor Ron Brown Hahn

Ron Brown Hahn has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Vacuum assisted molding apparatus
    Patent number: 6805546
    Abstract: Vacuum assisted molding apparatus provides reliable sealing about the mold cavity while minimizing the area of the plant floor space occupied by the mold. The apparatus includes an upper die, a lower die, a vacuum source, and a sealing assembly. The upper die includes a generally horizontal molding surface and vertically extending sides. The lower die includes a generally horizontal molding surface cooperating with the upper die to form a mold cavity. The sealing assembly is operable to create a vacuum surrounding the mold cavity.
    Type: Grant
    Filed: October 24, 2001
    Date of Patent: October 19, 2004
    Assignee: ThyssenKrupp Budd Company
    Inventors: Ron Brown Hahn, Kim Robert Hamner
  • Vacuum assisted molding
    Publication number: 20030075840
    Abstract: Vacuum assisted molding apparatus provides reliable sealing about the mold cavity while minimizing the area of the plant floor space occupied by the mold.
    Type: Application
    Filed: October 24, 2001
    Publication date: April 24, 2003
    Inventors: Ron Brown Hahn, Kim Robert Hamner