Patents by Inventor JEFFERY LEWAYNE JOHNSON

JEFFERY LEWAYNE JOHNSON 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).

  • Fixed cutter completions bit
    Patent number: 10900290
    Abstract: A completions bit for use in a wellbore includes: a shank having a coupling formed at an upper end thereof; a body mounted to a lower end of the shank; and a cutting face forming a lower end of the bit. The cutting face includes: a blade protruding from the body; a tangentially oriented leading cutter mounted to a bearing face of the blade adjacent to a leading edge of the blade at an inner portion of the cutting face; and a radially oriented leading cutter mounted to the bearing face of the blade in proximity to the leading edge thereof at an outer portion of the cutting face.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: January 26, 2021
    Assignee: VAREL INTERNATIONAL IND., L.L.C.
    Inventors: Johnathan Walter Howard, Matthew Charles Stroever, Jeffery Lewayne Johnson, Charles Daniel Johnson
  • FIXED CUTTER COMPLETIONS BIT
    Publication number: 20200003014
    Abstract: A completions bit for use in a wellbore includes: a shank having a coupling formed at an upper end thereof; a body mounted to a lower end of the shank; and a cutting face forming a lower end of the bit. The cutting face includes: a blade protruding from the body; a tangentially oriented leading cutter mounted to a bearing face of the blade adjacent to a leading edge of the blade at an inner portion of the cutting face; and a radially oriented leading cutter mounted to the bearing face of the blade in proximity to the leading edge thereof at an outer portion of the cutting face.
    Type: Application
    Filed: June 18, 2019
    Publication date: January 2, 2020
    Inventors: JOHNATHAN WALTER HOWARD, MATTHEW CHARLES STROEVER, JEFFERY LEWAYNE JOHNSON, CHARLES DANIEL JOHNSON