Patents by Inventor Lee C. Fisher

Lee C. Fisher 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).

  • Developer solution cartridge
    Patent number: D325923
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: May 5, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Jon F. Boyer, Lee C. Fisher, Douglas J. Hohlbein, Anthony P. Montalbano, Christopher P. Montalbano, John G. Van Remoortel, Joel L. Vanover