Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074750 | Earth-boring tools comprising silicon carbide composite materials, and methods of forming same | Heeman Choe, John H. Stevens, James L. Overstreet, Jimmy W. Eason | 2011-12-13 |
| 8007714 | Earth-boring bits | Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, Gabriel B. Collins, John H. Stevens +2 more | 2011-08-30 |
| 7954569 | Earth-boring bits | Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, Gabriel B. Collins, John H. Stevens +2 more | 2011-06-07 |
| 7913779 | Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials, and methods for forming such bits | Heeman Choe, John H. Stevens, Jimmy W. Eason, James L. Overstreet | 2011-03-29 |