Patents by Inventor Robert L. Daigneault

Robert L. Daigneault 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 for applying chemical watermarks on substrate
    Patent number: 6334678
    Abstract: A method and an apparatus for applying chemical watermarks to a substrate, e.g., paper, using a digital printer which prints ink in a dot matrix pattern. The ink may contain either a translucentizing agent or an opacifying agent. The printer is digitally controlled to print ink in accordance with a computer program corresponding to a desired pattern or image.
    Type: Grant
    Filed: September 1, 1999
    Date of Patent: January 1, 2002
    Assignee: International Paper Company
    Inventors: Robert L. Daigneault, Michael F. Koenig, Otto Ondruska, Daniel R. Rogers, Jiyue Yang
  • Insole composites and processes for manufacturing insole composites and footwear materials
    Patent number: 4603075
    Abstract: Novel, improved insole composites comprising a non-woven fiber batt needle-punched to one side of a woven polymeric scrim and which is subsequently impregnated or saturated with a curable or cross-linkable polymer.The invention also presents novel processes for producing the insole composites and for manufacturing footwear comprising the novel, improved insole composites.
    Type: Grant
    Filed: April 10, 1984
    Date of Patent: July 29, 1986
    Assignee: Texon, Inc.
    Inventors: Anthony Dergarabedian, Robert L. Daigneault