Patents by Inventor Irrinki Rangayya Naidu

Irrinki Rangayya Naidu 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).

  • MINING CLAW BIT
    Publication number: 20090057030
    Abstract: A mining bit includes a bit body having a central axis, the bit body having a forward portion with faceted surfaces and a rearward attachment portion. The mining bit further includes a plurality of wings extending from the faceted surfaces of the bit body and arranged about a central hub. A plurality of cutting elements are disposed on distal ends of the wings.
    Type: Application
    Filed: August 18, 2008
    Publication date: March 5, 2009
    Applicant: SANDVIK MINING AND CONSTRUCTION
    Inventors: Roger Didericksen, S. Ravi Teja, Irrinki Rangayya Naidu