Patents by Inventor Roy A. Trowbridge, Jr.

Roy A. Trowbridge, Jr. 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).

  • Precision laser cutting of adhesive members
    Patent number: 6229114
    Abstract: A process for precision patterning or cutting of a sheet stock, such as an adhesive tape, includes the step of irradiating a surface of a sheet stock with an irradiation source to pattern or cut a part in the sheet stock. The method is particularly useful for precision cutting adhesive members, such as adhesive fluid seals, for an inkjet print cartridge.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: May 8, 2001
    Assignee: Xerox Corporation
    Inventors: John R. Andrews, Brian S. Hilton, Steven R. Moore, Roy A. Trowbridge, Jr., Gary D. Redding, William G. Hawkins, C. Glenn Prince