Issued Patents All Time
Showing 51–75 of 171 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650838 | Cutting elements, bearings, and earth-boring tools including multiple substrates attached to one another | Anthony A. DiGiovanni, Nicholas J. Lyons, Derek L. Nelms | 2017-05-16 |
| 9650837 | Multi-chamfer cutting elements having a shaped cutting face and earth-boring tools including such cutting elements | Suresh G. Patel, David A. Stockey, Alejandro Flores, Anthony A. DiGiovanni, Leroy W. Ledgerwood, III | 2017-05-16 |
| 9650836 | Cutting elements leached to different depths located in different regions of an earth-boring tool and related methods | Anthony A. DiGiovanni, Nicholas J. Lyons, Derek L. Nelms | 2017-05-16 |
| 9644430 | Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods | Rudolf Carl Pessier | 2017-05-09 |
| 9637979 | Rotary drag bits including abrasive-impregnated cutting structures | Van Jordan Brackin, Jeffrey B. Lund, Marcus Skeem, Matthew R. Isbell | 2017-05-02 |
| 9617793 | Polycrystalline compacts including differing regions, and related earth-boring tools and methods of forming cutting elements | Anthony A. DiGiovanni | 2017-04-11 |
| 9605487 | Methods for forming instrumented cutting elements of an earth-boring drilling tool | Timothy Peter Mollart, John Robert Brandon | 2017-03-28 |
| 9598948 | Apparatuses for obtaining at-bit measurements for an earth-boring drilling tool | Timothy Peter Mollart, John Robert Brandon | 2017-03-21 |
| 9567808 | Cutting elements configured to generate shear lips during use in cutting, earth-boring tools including such cutting elements, and methods of forming and using such cutting elements and earth-boring tools | Marcus Skeem, Jeffrey B. Lund, John H. Liversage, Moosa Mahomed Adia | 2017-02-14 |
| 9546521 | Hardfacing materials including PCD particles, earth-boring tools comprising crushed polycrystalline diamond material, and related methods | Nicholas J. Lyons | 2017-01-17 |
| 9522455 | Polycrystalline compacts and methods of formation | Anthony A. DiGiovanni | 2016-12-20 |
| 9440333 | Methods of forming polycrystalline elements from brown polycrystalline tables | Anthony A. DiGiovanni, Nicholas J. Lyons, Derek L. Nelms | 2016-09-13 |
| 9435159 | Methods of forming and treating polycrystalline diamond cutting elements, cutting elements so formed and drill bits equipped | — | 2016-09-06 |
| 9428967 | Polycrystalline compact tables for cutting elements and methods of fabrication | Michael L. Doster, Anthony A. DiGiovanni | 2016-08-30 |
| 9428966 | Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods | Suresh G. Patel, Rudolf Carl Pessier | 2016-08-30 |
| 9394782 | Apparatuses and methods for at-bit resistivity measurements for an earth-boring drilling tool | Anthony A. DiGiovanni, Daniel T. Georgi, David A. Curry, Rashid W. Khokhar, Rocco DiFoggio | 2016-07-19 |
| 9388640 | Polycrystalline compacts including nanoparticulate inclusions and methods of forming such compacts | Anthony A. DiGiovanni | 2016-07-12 |
| 9359828 | Self-sharpening cutting elements, earth-boring tools including such cutting elements, and methods of forming such cutting elements | — | 2016-06-07 |
| 9316058 | Drill bits and earth-boring tools including shaped cutting elements | Juan Miguel Bilen, Suresh G. Patel, Oliver Matthews, Derek L. Nelms, Nicholas J. Lyons | 2016-04-19 |
| 9309724 | Cutting elements having laterally elongated shapes for use with earth-boring tools, earth-boring tools including such cutting elements, and related methods | Scott F. Donald | 2016-04-12 |
| 9302236 | Methods of forming polycrystalline diamond compacts | Anthony A. DiGiovanni | 2016-04-05 |
| 9297213 | Polycrystalline diamond element | John H. Liversage, Humphrey Samkelo Lungisani Sithebe, Kaveshini Naidoo, Bronwyn Annette Kaiser, Michael Lester Fish | 2016-03-29 |
| 9255312 | Cutting tool insert | John H. Liversage, Iain Patrick Goudemond | 2016-02-09 |
| 9243452 | Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods | Anthony A. DiGiovanni, Yavuz Kadioglu, Matthew J. Meiners, Rudolf Carl Pessier, Nicholas J. Lyons +5 more | 2016-01-26 |
| 9212546 | Apparatuses and methods for obtaining at-bit measurements for an earth-boring drilling tool | Timothy Peter Mollart, John Robert Brandon | 2015-12-15 |