Patents by Inventor Douglas E. Ward

Douglas E. 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).

  • Conductive hydrocarbon fluid
    Patent number: 7708904
    Abstract: The disclosure is directed to a processing fluid including an aliphatic hydrocarbon component having an average chain length of 8 to 16 carbons and about 0.0001 wt % to about 50.0 wt % of a Lewis active component.
    Type: Grant
    Filed: October 3, 2005
    Date of Patent: May 4, 2010
    Assignee: Saint-Gobain Ceramics & Plastics, Inc.
    Inventors: Douglas E. Ward, Jason A. Sherlock
  • METHODS FOR MACHINING INORGANIC, NON-METALLIC WORKPIECES
    Publication number: 20080153397
    Abstract: A method of machining a workpiece includes applying a fluid between a fixed abrasive component and a workpiece, followed by translation of the fixed abrasive component and the workpiece relative to each other. The fluid contains an anti-clogging agent containing a phosphorus-containing organic chemistry.
    Type: Application
    Filed: December 13, 2007
    Publication date: June 26, 2008
    Applicant: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: Ronald W. Laconto, Douglas E. Ward
  • Methods for machine ceramics
    Publication number: 20080153396
    Abstract: A method for machining a ceramic substrate containing Al, including providing a solution containing a phosphorus compound on the ceramic substrate; and machining the substrate with an abrasive.
    Type: Application
    Filed: December 10, 2007
    Publication date: June 26, 2008
    Applicant: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: Ronald W. Laconto, Douglas E. Ward
  • Methods for machining ceramics
    Patent number: 7306748
    Abstract: A method for machining a ceramic substrate containing Al, including providing a slurry between a substrate and a machine tool, the slurry containing alumina abrasive and an additive including a phosphorus compound, and moving the substrate relative to the machine tool.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: December 11, 2007
    Assignee: Saint-Gobain Ceramics & Plastics, Inc.
    Inventors: Ronald W. Laconto, Douglas E. Ward
  • Methods for machining ceramics
    Publication number: 20040226917
    Abstract: A method for machining a ceramic substrate containing Al, including providing a slurry between a substrate and a machine tool, the slurry containing alumina abrasive and an additive including a phosphorus compound, and moving the substrate relative to the machine tool.
    Type: Application
    Filed: April 25, 2003
    Publication date: November 18, 2004
    Applicant: Saint-Gobain Ceramics & Plastics, Inc.
    Inventors: Ronald W. Laconto, Douglas E. Ward