Patents by Inventor Ralph Olsen

Ralph Olsen 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).

  • Lubricating oil composition with improved emission compatibility
    Publication number: 20070123437
    Abstract: A lubricating oil composition comprising a major amount of an oil of lubricating viscosity, an alkaline earth metal borated sulfonate detergent, and, optionally, a molybdenum-containing compound, wherein the lubricating oil composition comprises no more than 0.12 wt % phosphorus and the amount of sulfated ash in the lubricating oil is not more than 1.25 wt %.
    Type: Application
    Filed: November 30, 2005
    Publication date: May 31, 2007
    Inventors: Alexander Boffa, Ralph Olsen, Willem Van Dam