Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12125701 | Large dimension silicon carbide single crystalline materials with reduced crystallographic stress | Yuri Khlebnikov, Varad R. Sakhalkar, Caleb A. Kent, Valeri F. Tsvetkov, Michael James Paisley +12 more | 2024-10-22 |
| 12054850 | Large diameter silicon carbide wafers | Yuri Khlebnikov, Varad R. Sakhalkar, Caleb A. Kent, Valeri F. Tsvetkov, Michael James Paisley +8 more | 2024-08-06 |
| 11371163 | Stabilized, high-doped silicon carbide | Al Burk, Michael O'Loughlin | 2022-06-28 |
| 10577720 | Stabilized, high-doped silicon carbide | Al Burk, Michael O'Loughlin | 2020-03-03 |
| 9790619 | Method of producing high quality silicon carbide crystal in a seeded growth system | Robert Tyler Leonard, Valeri F. Tsvetkov | 2017-10-17 |
| 9200381 | Producing high quality bulk silicon carbide single crystal by managing thermal stresses at a seed interface | Robert Tyler Leonard, Valeri F. Tsvetkov | 2015-12-01 |
| 9099377 | Micropipe-free silicon carbide and related method of manufacture | Cem Basceri, Yuri Khlebnikov, Igor Khlebnikov, Cengiz Balkas, Murat N. Silan +6 more | 2015-08-04 |
| 8980445 | One hundred millimeter SiC crystal grown on off-axis seed | Robert Tyler Leonard, Mark Brady | 2015-03-17 |
| 8866159 | Low micropipe 100 mm silicon carbide wafer | Mark Brady, Robert Tyler Leonard | 2014-10-21 |
| 8785946 | Low 1C screw dislocation 3 inch silicon carbide wafer | Mark Brady, Stephan Mueller, Valeri F. Tsvetkov, Robert Tyler Leonard | 2014-07-22 |
| 8618552 | Low micropipe 100 mm silicon carbide wafer | Mark Brady, Robert Tyler Leonard | 2013-12-31 |
| 8410488 | Micropipe-free silicon carbide and related method of manufacture | Cem Basceri, Yuri Khlebnikov, Igor Khlebnikov, Cengiz Balkas, Murat N. Silan +6 more | 2013-04-02 |
| 8384090 | Low 1C screw dislocation 3 inch silicon carbide wafer | Mark Brady, Stephan Mueller, Valeri F. Tsvetkov, Robert Tyler Leonard | 2013-02-26 |
| 8147991 | One hundred millimeter single crystal silicon carbide wafer | Jason Jenny, David Phillip Malta, Hudson M. Hobgood, Stephan Mueller, Mark Brady +2 more | 2012-04-03 |
| 7601441 | One hundred millimeter high purity semi-insulating single crystal silicon carbide wafer | Jason Jenny, David Phillip Malta, Hudson M. Hobgood, Stephan Mueller, Mark Brady +2 more | 2009-10-13 |
| 7563321 | Process for producing high quality large size silicon carbide crystals | Valeri F. Tsvetkov, Mark Brady, Robert Tyler Leonard | 2009-07-21 |
| 7422634 | Three inch silicon carbide wafer with low warp, bow, and TTV | William H. Brixius, Robert Tyler Leonard, Davis Andrew McClure, Michael P. Laughner | 2008-09-09 |
| 7364617 | Seed and seedholder combinations for high quality growth of large silicon carbide single crystals | Stephan Mueller, Valeri F. Tsvetkov | 2008-04-29 |
| 7351286 | One hundred millimeter single crystal silicon carbide wafer | Robert Tyler Leonard, Stephan Mueller, Valeri F. Tsvetkov | 2008-04-01 |
| 7316747 | Seeded single crystal silicon carbide growth and resulting crystals | Jason Jenny, David Phillip Malta, Hudson M. Hobgood, Stephan Mueller, Mark Brady +4 more | 2008-01-08 |
| 7314520 | Low 1c screw dislocation 3 inch silicon carbide wafer | Mark Brady, Stephen G. Mueller, Valeri F. Tsvetkov, Robert Tyler Leonard | 2008-01-01 |
| 7314521 | Low micropipe 100 mm silicon carbide wafer | Mark Brady, Robert Tyler Leonard | 2008-01-01 |
| 7300519 | Reduction of subsurface damage in the production of bulk SiC crystals | Valeri F. Tsvetkov, Stephan Mueller | 2007-11-27 |
| 7294324 | Low basal plane dislocation bulk grown SiC wafers | Mark Brady, Valeri F. Tsvetkov | 2007-11-13 |
| 7192482 | Seed and seedholder combinations for high quality growth of large silicon carbide single crystals | Stephan Mueller, Valeri F. Tsvetkov | 2007-03-20 |