Patents by Inventor Julian Hollingshead

Julian Hollingshead 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).

  • Carbon dioxide snow blanketing device
    Patent number: 6000238
    Abstract: Apparatus and method for delivering solid carbon dioxide flakes to a substrate in which a housing is provided with at least one passageway having operatively connected thereto a solid carbon dioxide generator. The tubes are heated to an extent sufficient to substantially prevent the solid carbon dioxide flakes from adhering to the walls of the tubes so as to maintain continuous operation and to provide a uniform flow of solid carbon dioxide flakes to the substrate.
    Type: Grant
    Filed: August 12, 1997
    Date of Patent: December 14, 1999
    Assignee: The BOC Group, Inc.
    Inventor: Julian Hollingshead