Patents by Inventor Christopher William Cornish

Christopher William Cornish 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).

  • Power transmission fluids of improved viscometric and anti-shudder properties
    Patent number: 5942472
    Abstract: An improved power transmission fluid is formed which comprises a major amount of lubricating oil and an additive combination comprising (a) a viscosity modifier having a molecular weight no greater than about 175,000 atomic mass units, and (b) a selected friction modifier.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: August 24, 1999
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Raymond Frederick Watts, David Edward Gindelberger, Christopher William Cornish
  • Automatic transmission fluids of improved viscometric properties
    Patent number: 5641733
    Abstract: This invention provides compositions and methods for producing partial synthetic automatic transmission fluids capable of improved viscometric properties and capable of achieving -40.degree. C. Brookfield viscosities not greater than 15,000 centipoise.
    Type: Grant
    Filed: September 1, 1995
    Date of Patent: June 24, 1997
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Ricardo Alfredo Bloch, Christopher William Cornish, Raymond Frederick Watts
  • Automatic transmission fluids of improved viscometric properties
    Patent number: 5641732
    Abstract: This invention provides compositions and methods for producing partial synthetic automatic transmission fluids capable of improved viscometric properties and capable of achieving -40.degree. C. Brookfield viscosities not greater than 15,000 centipoise.
    Type: Grant
    Filed: July 17, 1995
    Date of Patent: June 24, 1997
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Ricardo Altredo Bloch, Christopher William Cornish, Raymond Frederick Watts