Patents by Inventor Hamidreza GHOLIOF

Hamidreza GHOLIOF 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).

  • Rotary claw drill bit
    Patent number: 10781641
    Abstract: A modular rotary claw drill bit having a head is mountable at a body, the head mounting a plurality of front and gauge cutting picks. A cutting tip of each front pick is located at a different radial position at the head to optimise the flushing of cut material and to minimise pick wear during use.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: September 22, 2020
    Assignee: SANDVIK INTELLECTUAL PROPERTY AB
    Inventors: Hamidreza Gholiof, Ralf Grief, Joseph Fader
  • ROTARY CLAW DRILL BIT
    Publication number: 20180016849
    Abstract: A modular rotary claw drill bit having a head is mountable at a body, the head mounting a plurality of front and gauge cutting picks. A cutting tip of each front pick is located at a different radial position at the head to optimise the flushing of cut material and to minimise pick wear during use.
    Type: Application
    Filed: January 18, 2016
    Publication date: January 18, 2018
    Inventors: Hamidreza GHOLIOF, Ralf GRIEF, Joseph FADER