Patents by Inventor Harland Hayden

Harland Hayden 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).

  • Method and apparatus for reducing surface defects
    Publication number: 20060266477
    Abstract: A removal assembly and method for removing a submaster from a master is described. A curved tooling surface is arranged within a housing of the assembly. A first array of vacuum cups is attached to the housing adjacent a first end of the curved tooling surface, where the first array of vacuum cups are configured to provide a vacuum grip on a first portion of the submaster. A second array of vacuum cups is attached to the housing adjacent a second end of the curved tooling surface, where the second end opposes the first end, the second array of vacuum cups is configured to provide a vacuum grip on a second portion of the submaster. A rotation mechanism is configured to rotationally support the master as the master is rolled along the curved tooling surface to remove the submaster.
    Type: Application
    Filed: May 24, 2005
    Publication date: November 30, 2006
    Inventors: Erwin Liang, Harland Hayden, Dennis Jacobs, Dennis Coyle, Alvin Chen, Donald Sorensen, Richard Edwards