Patents by Inventor William R. Huston

William R. Huston 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).

  • Whisker reinforced ceramic cutting tool and composition thereof
    Patent number: 6204213
    Abstract: A ceramic composition produced by the consolidation of a blend of starting components. The composition comprises a matrix with one or more of the carbides, nitrides and carbonitrides of hafnium, molybdenum, zirconium, tantalum, niobium, vanadium and tungsten, titanium nitride, and titanium carbonitride in an amount that is greater than 50 volume percent of the matrix. The matrix comprises between 60 and 99.8 volume percent of the composition. Ceramic whiskers are uniformly dispersed throughout the matrix wherein the ceramic whiskers comprises between 0.2 and 40 volume percent of the composition.
    Type: Grant
    Filed: September 18, 1999
    Date of Patent: March 20, 2001
    Assignee: Kennametal PC Inc.
    Inventors: Pankaj K. Mehrotra, William R. Huston
  • Whisker reinforced ceramic cutting tool and composition thereof
    Patent number: 5955390
    Abstract: A ceramic composition produced by the consolidation of a blend of starting components. The composition comprises a matrix with one or more of the carbides, nitrides and carbonitrides of hafnium, molybdenum, zirconium, tantalum, niobium, vanadium and tungsten, titanium nitride, and titanium carbonitride in an amount that is greater than 50 volume percent of the matrix. The matrix comprises between 60 and 99.8 volume percent of the composition. Ceramic whiskers are uniformly dispersed throughout the matrix wherein the ceramic whiskers comprises between 0.2 and 40 volume percent of the composition.
    Type: Grant
    Filed: June 13, 1997
    Date of Patent: September 21, 1999
    Assignee: Kennametal Inc.
    Inventors: Pankaj K. Mehrotra, William R. Huston