Patents by Inventor Walter F. Hill

Walter F. Hill 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).

  • Tissue paper making machine
    Patent number: 6554959
    Abstract: A tissue paper making machine, a tissue paper product, and a method for producing such a tissue paper product. According to the invention, a dewatering and sheet-forming wire (13;14) is deposited in the pulp flow area by a texturing wire (16;17) that is provided with a texture comprised of closed wire zones. This results in the production of a tissue paper product having improved optical and haptic properties.
    Type: Grant
    Filed: November 27, 2001
    Date of Patent: April 29, 2003
    Assignee: SCA Hygiene Products GmbH
    Inventors: Peter Von Paleske, Walter F. Hill
  • Tissue paper making machine, tissue paper produced therewith and method for producing such a tissue paper
    Publication number: 20020112829
    Abstract: A tissue paper making machine, a tissue paper product, and a method for producing such a tissue paper product. According to the invention, a dewatering and sheet-forming wire (13;14) is deposited in the pulp flow area by a texturing wire (16;17) that is provided with a texture comprised of closed wire zones. This results in the production of a tissue paper product having improved optical and haptic properties.
    Type: Application
    Filed: November 27, 2001
    Publication date: August 22, 2002
    Inventors: Peter Von Paleske, Walter F. Hill
  • Method of layer-by-layer application of treatment chemicals to fiber-based planar products and products made using same
    Publication number: 20020001728
    Abstract: The present invention relates to a method of applying treatment chemicals to a dry, creped tissue material, said method comprising the steps of:
    Type: Application
    Filed: December 28, 2000
    Publication date: January 3, 2002
    Inventors: Walter F. Hill, Stephan Eichhorn
  • Multi-season ski sled
    Patent number: 4537412
    Abstract: Disclosed is a ski sled for skiing or sledding with detachably mountable wheel assemblies for conversion to scooting use. The ski sled has identical and interchangeable ski members for assembling the ski members in tandem relationship, in side-by-side relationship or in a combination of tandem and side-by-side relationships.
    Type: Grant
    Filed: August 6, 1984
    Date of Patent: August 27, 1985
    Inventor: Walter F. Hill