Patents by Inventor Arnold G. Leon

Arnold G. Leon 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).

  • Remanufacturing system for replaceable modules in a digital printing apparatus
    Patent number: 6173128
    Abstract: An electrophotographic printing or copying machine includes a functional module which can be readily removed and replaced. The module includes a monitor in the form of an electronically-readable memory, which includes information about how the particular module is to be operated. In a remanufacturing process, certain combinations of codes in the memory are noted to determine whether individual parts in the module should be replaced.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: January 9, 2001
    Assignee: Xerox Corporation
    Inventors: Eli S. Saber, Dhirendra C. Damji, Arnold G. Leon, Porfirio J. Perez