Patents by Inventor John W. Edwards, Sr.

John W. Edwards, Sr. 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).

  • Heat mode recording material and method for making a lithographic plate
    Patent number: 5401611
    Abstract: The present invention provides a heat mode recording material comprising on a support having a hydrophilic surface or being provided with a hydrophilic layer, a metallic layer and on top thereof a hydrophobic layer having a thickness of less than 50 nm and there is further provided a method for making a lithographic plate therewith.
    Type: Grant
    Filed: February 5, 1993
    Date of Patent: March 28, 1995
    Assignee: AGFA-Gevaert, N.V.
    Inventors: John W. Edwards, Sr., Luc Leenders, Yves Verburgh, Joan Vermeersch, Ronald Schuerwegen