Patents by Inventor Nicholas Mark Pellerin

Nicholas Mark Pellerin 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 AND APPARATUS FOR REDUCING STICK-SLIP IN DRILLING OPERATIONS
    Publication number: 20130175050
    Abstract: The present application describes methods and apparatuses for reducing stick-slip in drilling operations. An example apparatus may include a cylindrical tool body and a first roller disposed on an outer surface of the cylindrical tool body at a first location. The first roller may be at least partially disposed within a first cavity at the first location. The apparatus may also include a second roller disposed on the outer surface of the cylindrical tool body at a second location. The second location may be offset laterally and circumferentially from the first location on the cylindrical tool body. The second roller may be at least partially disposed within a second cavity at the second location.
    Type: Application
    Filed: January 4, 2013
    Publication date: July 11, 2013
    Inventors: Thomas Yu Song Wong, Sia Hsiao En, Nicholas Mark Pellerin