Patents by Inventor Brian Wiesner

Brian Wiesner 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).

  • Earth-boring bit with wear-resistant shirttail
    Patent number: 6607047
    Abstract: An earth-boring bit has a bit body that is threaded at one end for connection into a drill string. At least one cantilevered bearing shaft depends inwardly and downwardly from the bit body. A cutter is mounted for rotation on each bearing shaft and includes a plurality of cutting elements arranged in generally circumferential rows. At least one wear-resistant element is secured to the bit body between the lower end of the bit body and the threaded end, the wear-resistant element being elongate or generally oblong in cross-section.
    Type: Grant
    Filed: April 1, 1999
    Date of Patent: August 19, 2003
    Assignee: Baker Hughes Incorporated
    Inventors: Mohammed Swadi, Brian Wiesner, Greg Van Klompenburg
  • Earth-boring bit with wear-resistant material
    Patent number: 5890550
    Abstract: An earth-boring bit has a bit body that is threaded at one end for connection into a drill string. At least one cantilevered bearing shaft depends inwardly and downwardly from the bit body. A cutter is mounted for rotation on each bearing shaft and includes a plurality of cutting elements arranged in generally circumferential rows. At least one wear-resistant element is secured to the bit body between the lower end of the bit body and the threaded end, the wear-resistant element being elongate or generally oblong in cross-section.
    Type: Grant
    Filed: May 9, 1997
    Date of Patent: April 6, 1999
    Assignee: Baker Hughes Incorporation
    Inventors: Mohammad Swadi, Brian Wiesner, Greg Van Klompenburg