Patents by Inventor Roy Sambuchino

Roy Sambuchino 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).

  • Method of Viscosity Control
    Publication number: 20100212624
    Abstract: This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear and wet-clutch a lubricating composition comprising: (a) an oil of lubricating viscosity; and (b) a viscosity modifier with a number average molecular weight from 1000 to 75,000, wherein the lubricating composition has a SAE viscosity grade from XW-Y, wherein X is from 0 to 20 and Y is from 20 to 50; and wherein the lubricating composition has a phosphorus content from a metal hydrocarbyl dithiophosphate of 0.12 wt % or less.
    Type: Application
    Filed: May 4, 2010
    Publication date: August 26, 2010
    Inventors: Lewis D. Breon, Jayram D. Patel, Roy Sambuchino, Mark F. Wilkes, Simon J. Griffiths, David Price, Michael P. Gahagan
  • Method of Friction Control
    Publication number: 20100101519
    Abstract: This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear, and wet-clutch a lubricating composition containing: (a) an oil of lubricating viscosity; (b) a boron containing compound; and (c) a friction modifier.
    Type: Application
    Filed: January 6, 2010
    Publication date: April 29, 2010
    Applicant: The Lubrizol Corporation
    Inventors: Virginia A. Carrick, Jayram D. Patel, Roy Sambuchino, Mark F. Wilkes, James L. Sumiejski
  • Method Of Viscosity Control
    Publication number: 20080096778
    Abstract: This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear and wet-clutch a lubricating composition comprising: (a) an oil of lubricating viscosity; and (b) a viscosity modifier with a number average molecular weight from 1000 to 75,000, wherein the lubricating composition has a SAE viscosity grade from XW—Y, wherein X is from 0 to 20 and Y is from 20 to 50; and wherein the lubricating composition has a phosphorus content from a metal hydrocarbyl dithiophosphate of 0.12 wt % or less.
    Type: Application
    Filed: December 13, 2005
    Publication date: April 24, 2008
    Applicant: The Lubrizol Corporation
    Inventors: Lewis Breon, Jayram Patel, Roy Sambuchino, Mark Wilkes, Simon Griffiths, David Price, Michael Gahagan
  • Method of Friction Control
    Publication number: 20080096776
    Abstract: This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear, and wet-clutch a lubricating composition containing: (a) an oil of lubricating viscosity; (b) a boron containing compound; and (c) a friction modifier.
    Type: Application
    Filed: December 13, 2005
    Publication date: April 24, 2008
    Applicant: The Lubrizol Corporation
    Inventors: Virginia Carrick, Jayram Patel, Roy Sambuchino, Mark Wilkes, James Sumiejski