Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10137557 | High-density polycrystalline diamond | Abhijit Suryavanshi | 2018-11-27 |
| 8327958 | Abrasive compact of superhard material and chromium and cutting element including same | Christian James Truemner | 2012-12-11 |
| 8216370 | Method for reducing defect concentration in crystals | Mark P. D'Evelyn, Thomas R. Anthony, Stephen Daley Arthur, Lionel M. Levinson, John W. Lucek +1 more | 2012-07-10 |
| 7625446 | High temperature high pressure capsule for processing materials in supercritical fluids | Mark P. D'Evelyn, Kristi Jean Narang, Robert Arthur Giddings, Steven Alfred Tysoe, John W. Lucek +2 more | 2009-12-01 |
| 7323156 | High pressure/high temperature production of colorless and fancy-colored diamonds | Steven W. Webb, William Jackson, William F. Banholzer, Thomas R. Anthony, George Kaplan | 2008-01-29 |
| 7241434 | High pressure and high temperature production of diamonds | Thomas R. Anthony, Yavuz Kadioglu, Steven W. Webb, William Jackson, William F. Banholzer +2 more | 2007-07-10 |
| 7175704 | Method for reducing defect concentrations in crystals | Mark P. D'Evelyn, Thomas R. Anthony, Stephen Daley Arthur, Lionel M. Levinson, John W. Lucek +1 more | 2007-02-13 |
| 7125453 | High temperature high pressure capsule for processing materials in supercritical fluids | Mark P. D'Evelyn, Kristi Jean Narang, Robert Arthur Giddings, Steven Alfred Tysoe, John W. Lucek +2 more | 2006-10-24 |
| 7063741 | High pressure high temperature growth of crystalline group III metal nitrides | Mark P. D'Evelyn, Steven W. Webb, Yavuz Kadioglu, Dong-Sil Park, Zheng Chen | 2006-06-20 |
| 6908674 | Jadeite and its production | Thomas R. Anthony, John Casey, Robert Charles DeVries, Stephen Dole, John W. Lucek +3 more | 2005-06-21 |
| 6861130 | Sintered polycrystalline gallium nitride and its production | Mark P. D'Evelyn, David Pender, Dong-Sil Park | 2005-03-01 |
| 6780394 | High pressure production of perovskites and resulting products | John W. Lucek | 2004-08-24 |
| 6692714 | High pressure/high temperature production of colorless and fancy-colored diamonds | Steven W. Webb, William Jackson, William F. Banholzer, Thomas R. Anthony, George Kaplan | 2004-02-17 |
| 6377340 | Method of detection of natural diamonds that have been processed at high pressure and high temperatures | Thomas R. Anthony, John Casey, Alan Cameron Smith | 2002-04-23 |
| 5869015 | Method for producing cubic boron nitride using melamine as a catalyst | — | 1999-02-09 |
| 5022894 | Diamond compacts for rock drilling and machining | Bobby G. Hoyle | 1991-06-11 |
| 4741743 | Grinding wheel with combination of fused and sintered abrasive grits | Kesh S. Narayanan, Brian E. Swanson | 1988-05-03 |
| 4609381 | Grinding aid | Kesh S. Narayanan | 1986-09-02 |