Patents by Inventor Doug Ward

Doug Ward 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).

  • CMP formulations
    Patent number: 6945851
    Abstract: CMP formulations for use on nickel/phosphorus alloys comprising abrasive particles and an oxidant, a modifier for the action of the oxidant and first and second accelerants to sequester removed materials containing phosphonate and ammonium or amine groups respectively and optionally an organic carboxylic acid.
    Type: Grant
    Filed: April 26, 2004
    Date of Patent: September 20, 2005
    Assignee: Saint-Gobain Ceramics & Plastics, Inc.
    Inventors: Doug Ward, David Solomos