Patents by Inventor William D. Hollis

William D. Hollis 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).

  • Perforating gun with eccentric rotatable charge tube
    Patent number: 9903185
    Abstract: A perforating gun includes an orienting device retained in a carrier and a charge tube rotatably connected to the orienting device. The orienting device misaligns a center axis of the charge tube with a different second axis such that gravity can cause the charge tube to rotate about the different second axis. The charge tube does not rotate about the center axis of the charge tube while the charge tube rotates about the different second axis.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: February 27, 2018
    Assignee: OWEN OIL TOOLS LP
    Inventors: Jeremy Ursi, Timothy E. LaGrange, Brian Antal, William D. Hollis
  • PERFORATING GUN WITH ECCENTRIC ROTATABLE CHARGE TUBE
    Publication number: 20150226044
    Abstract: A perforating gun includes an orienting device retained in a carrier and a charge tube rotatably connected to the orienting device. The orienting device misaligns a center axis of the charge tube with a different second axis such that gravity can cause the charge tube to rotate about the different second axis. The charge tube does not rotate about the center axis of the charge tube while the charge tube rotates about the different second axis.
    Type: Application
    Filed: February 12, 2015
    Publication date: August 13, 2015
    Applicant: OWEN OIL TOOLS LP
    Inventors: Jeremy Ursi, Timothy E. LaGrange, Brian Antal, William D. Hollis