Patents by Inventor Rejeev Tirumala Pakalapati

Rejeev Tirumala Pakalapati 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).

  • Sintered compact
    Patent number: 8067323
    Abstract: A sintered cubic boron nitride (cBN) compact for use in a tool is obtained by sintering a mixture of (i) cubic boron nitride, (ii) aluminum oxide, (iii) one or more refractory metal compounds, and (iv) aluminum and/or one or more non-oxide aluminum compounds. The sintered bodies may have sufficient strength and toughness to be used as a tool material in solid, i.e. not carbide supported, form, and may be useful in heavy machining of cast irons.
    Type: Grant
    Filed: April 25, 2011
    Date of Patent: November 29, 2011
    Assignee: Diamond Innovations, Inc.
    Inventors: James Michael McHale, Jr., Rejeev Tirumala Pakalapati