Patents by Inventor Stephan D. Cameron

Stephan D. Cameron 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 containing an additive comprising the reaction product of molybdenum dithiocarbamate and metal dihydrocarbyl dithiophosphate
    Patent number: 5814587
    Abstract: Multifunctional molybdenum compounds, which are the reactive product of molybdenum dithiocarbamates and metal dihydrocarbyl dithiophosphates, are new compositions which are useful as lubricant additives. They impart to the lubricant formulations to which they are added low friction and excellent wear properties at reduced phosphorous concentrations.
    Type: Grant
    Filed: December 13, 1996
    Date of Patent: September 29, 1998
    Assignee: Exxon Research and Engineering Company
    Inventors: Elisavet P. Vrahopoulou, Richard S. Polizzotti, Daniel Paul Leta, Stephan D. Cameron