Patents by Inventor Joel L. Vanover

Joel L. Vanover 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 processing photosensitive material
    Patent number: 5070351
    Abstract: This invention relates to a method and apparatus for processing photosensitive material and, in particular, to a compact table top apparatus for developing silver halide photosensitive materials, such as a sheet or web of photographic film or paper or plate, and its use.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: December 3, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Joel L. Vanover, Jon F. Boyer, Douglas J. Hohlbein, Anthony P. Montalbano, Christopher P. Montalbano, John G. Van Remoortel
  • Film processor
    Patent number: 4327987
    Abstract: An apparatus for processing exposed photosensitive film sheets. A liquid used to develop the images on an exposed element as it is transported through the apparatus flows from a trough located above the path of transport. The liquid passes through a screen as it is introduced to and as it flows from the trough.
    Type: Grant
    Filed: October 22, 1980
    Date of Patent: May 4, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Lawrence B. Friar, Noel H. Kuhrt, Jr., Joel L. Vanover
  • Apparatus for processing photosensitive material
    Patent number: D323524
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: January 28, 1992
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Jon F. Boyer, Lee C. Fischer, Douglas J. Hohlbein, Anthony P. Montalbano, Christopher P. Montalbano, John G. Van Remoortel, Joel L. Vanover
  • Wash cartridge
    Patent number: D325591
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: April 21, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Jon F. Boyer, Lee C. Fischer, Douglas J. Hohlbein, Anthony P. Montalbano, Christopher P. Montalbano, John G. Van Remoortel, Joel L. Vanover
  • Fixer cartridge
    Patent number: D325592
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: April 21, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Jon F. Boyer, Lee C. Fischer, Douglas J. Hohlbein, Anthony P. Montalbano, Christopher P. Montalbano, John G. Van Remoortel, Joel L. Vanover
  • 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