| 12473661 |
Large diameter silicon carbide wafers |
Yuri Khlebnikov, Varad R. Sakhalkar, Caleb A. Kent, Valeri F. Tsvetkov, Michael James Paisley +8 more |
2025-11-18 |
|
| 12402380 |
Nondestructive characterization for crystalline wafers |
Matthew David Conrad, Edward Robert Van Brunt |
2025-08-26 |
|
| 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 |
$20,103,000 |
| 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 |
$15,265,000 |
| 12040355 |
Nondestructive characterization for crystalline wafers |
Matthew David Conrad, Edward Robert Van Brunt |
2024-07-16 |
$48,633,000 |
| 12024794 |
Reduced optical absorption for silicon carbide crystalline materials |
Elif Balkas, Valeri F. Tsvetkov, Yuri Khlebnikov, Kathryn A. O'Hara, Simon Bubel +1 more |
2024-07-02 |
$49,107,000 |
| 11519098 |
Dislocation distribution for silicon carbide crystalline materials |
Yuri Khlebnikov, Elif Balkas, Steven Griffiths, Valeri F. Tsvetkov, Michael James Paisley |
2022-12-06 |
$80,582,000 |
| 11361454 |
Alignment for wafer images |
Matthew David Conrad, Edward Robert Van Brunt |
2022-06-14 |
$102,541,000 |
| 10867797 |
Methods and apparatuses related to shaping wafers fabricated by ion implantation |
Alexander V. Suvorov, Edward Robert Van Brunt |
2020-12-15 |
$63,539,000 |
| 9790619 |
Method of producing high quality silicon carbide crystal in a seeded growth system |
Adrian Powell, Valeri F. Tsvetkov |
2017-10-17 |
$6,909,000 |
| 9200381 |
Producing high quality bulk silicon carbide single crystal by managing thermal stresses at a seed interface |
Adrian Powell, Valeri F. Tsvetkov |
2015-12-01 |
$4,871,000 |
| 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 |
$3,684,000 |
| 9048166 |
Method for controlled growth of silicon carbide and structures produced by same |
Hudson M. Hobgood, William A. Thore |
2015-06-02 |
$7,718,000 |
| 8980445 |
One hundred millimeter SiC crystal grown on off-axis seed |
Mark Brady, Adrian Powell |
2015-03-17 |
$12,690,000 |
| 8866159 |
Low micropipe 100 mm silicon carbide wafer |
Adrian Powell, Mark Brady |
2014-10-21 |
$5,769,000 |
| 8785946 |
Low 1C screw dislocation 3 inch silicon carbide wafer |
Adrian Powell, Mark Brady, Stephan Mueller, Valeri F. Tsvetkov |
2014-07-22 |
$19,827,000 |
| 8618552 |
Low micropipe 100 mm silicon carbide wafer |
Adrian Powell, Mark Brady |
2013-12-31 |
$12,577,000 |
| 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 |
$5,206,000 |
| 8384090 |
Low 1C screw dislocation 3 inch silicon carbide wafer |
Adrian Powell, Mark Brady, Stephan Mueller, Valeri F. Tsvetkov |
2013-02-26 |
$12,448,000 |
| 8377806 |
Method for controlled growth of silicon carbide and structures produced by same |
Hudson M. Hobgood, William A. Thore |
2013-02-19 |
$9,957,000 |
| 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 |
$41,363,000 |
| 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 |
$21,032,000 |
| 7563321 |
Process for producing high quality large size silicon carbide crystals |
Adrian Powell, Valeri F. Tsvetkov, Mark Brady |
2009-07-21 |
$17,115,000 |
| 7422634 |
Three inch silicon carbide wafer with low warp, bow, and TTV |
Adrian Powell, William H. Brixius, Davis Andrew McClure, Michael P. Laughner |
2008-09-09 |
$25,624,000 |
| 7351286 |
One hundred millimeter single crystal silicon carbide wafer |
Adrian Powell, Stephan Mueller, Valeri F. Tsvetkov |
2008-04-01 |
$32,883,000 |