| Patent | Date |
|---|
Sic Single Crystal(s) Doped From Gas Phase
App 20220049373 - Zwieback; Ilya ; et al. | 2022-02-17 |
SiC Single Crystal Sublimation Growth Apparatus
App 20220002906 - Gupta; Avinash ; et al. | 2022-01-06 |
SiC single crystal sublimation growth apparatus
Grant 11,149,359 - Gupta , et al. October 19, 2 | 2021-10-19 |
Vanadium-compensated 4h And 6h Single Crystals Of Optical Grade, And Silicon Carbide Crystals And Methods For Producing Same
App 20210269938 - Zwieback; Ilya ; et al. | 2021-09-02 |
Silicon Carbide Crystals And Methods For Producing Same
App 20210269937 - Zwieback; Ilya ; et al. | 2021-09-02 |
Large diameter silicon carbide single crystals and apparatus and method of manufacture thereof
Grant 11,035,054 - Xu , et al. June 15, 2 | 2021-06-15 |
Vanadium compensated, SI SiC single crystals of NU and PI type and the crystal growth process thereof
Grant RE48,378 - Zwieback , et al. January 5, 2 | 2021-01-05 |
High quality silicon carbide crystals and method of making the same
Grant 10,793,972 - Xu , et al. October 6, 2 | 2020-10-06 |
Large Diameter Silicon Carbide Single Crystals and Apparatus and Method of Manufacture Thereof
App 20190323145 - Xu; Xueping ; et al. | 2019-10-24 |
SiC Single Crystal Sublimation Growth Apparatus
App 20190249332 - Gupta; Avinash K. ; et al. | 2019-08-15 |
SiC single crystal sublimation growth method and apparatus
Grant 10,294,584 - Gupta , et al. | 2019-05-21 |
Large Diameter Silicon Carbide Single Crystals and Apparatus and Method of Manufacture Thereof
App 20170321345 - Xu; Xueping ; et al. | 2017-11-09 |
Method for silicon carbide crystal growth by reacting elemental silicon vapor with a porous carbon solid source material
Grant 9,580,837 - Zwieback , et al. February 28, 2 | 2017-02-28 |
Large diameter, high quality SiC single crystals, method and apparatus
Grant RE46,315 - Zwieback , et al. February 21, 2 | 2017-02-21 |
Method for synthesizing ultrahigh-purity silicon carbide
Grant 9,388,509 - Zwieback , et al. July 12, 2 | 2016-07-12 |
Vanadium doped SiC single crystals and method thereof
Grant 9,322,110 - Zwieback , et al. April 26, 2 | 2016-04-26 |
Axial Gradient Transport (AGT) Growth Process and Apparatus Utilizing Resistive Heating
App 20160097143 - Rengarajan; Varatharajan ; et al. | 2016-04-07 |
Silicon Carbide Crystal Growth by Silicon Chemical Vapor Transport
App 20160060789 - Zwieback; Ilya ; et al. | 2016-03-03 |
Axial gradient transport growth process and apparatus utilizing resistive heating
Grant 9,228,274 - Rengarajan , et al. January 5, 2 | 2016-01-05 |
Vanadium compensated, SI SiC single crystals of NU and PI type and the crystal growth process thereof
Grant 9,090,989 - Zwieback , et al. July 28, 2 | 2015-07-28 |
Intra-cavity gettering of nitrogen in SiC crystal growth
Grant 9,017,629 - Zwieback , et al. April 28, 2 | 2015-04-28 |
Silicon carbide with low nitrogen content and method for preparation
Grant 8,858,709 - Zwieback , et al. October 14, 2 | 2014-10-14 |
Vanadium Doped SiC Single Crystals and Method Thereof
App 20140234194 - Zwieback; Ilya ; et al. | 2014-08-21 |
Large diameter, high quality SiC single crystals, method and apparatus
Grant 8,741,413 - Zwieback , et al. June 3, 2 | 2014-06-03 |
Vanadium Compensated, SI SiC Single Crystals of NU and PI Type and the Crystal Growth Process Thereof
App 20130320275 - Zwieback; Ilya ; et al. | 2013-12-05 |
"Method for Synthesizing Ultrahigh-Purity Silicon Carbide"
App 20130309496 - Zwieback; Ilya ; et al. | 2013-11-21 |
Large Diameter, High Quality SiC Single Crystals, Method and Apparatus
App 20130280466 - Zwieback; Ilya ; et al. | 2013-10-24 |
Halosilane assisted PVT growth of SiC
Grant 8,512,471 - Zwieback , et al. August 20, 2 | 2013-08-20 |
Fabrication of SiC substrates with low warp and bow
Grant 8,449,671 - Wu , et al. May 28, 2 | 2013-05-28 |
Silicon carbide single crystals with low boron content
Grant 8,361,227 - Zwieback , et al. January 29, 2 | 2013-01-29 |
Guided diameter SiC sublimation growth with multi-layer growth guide
Grant 8,313,720 - Zwieback , et al. November 20, 2 | 2012-11-20 |
Sublimation Growth Of Sic Single Crystals
App 20120285370 - Gupta; Avinash K. ; et al. | 2012-11-15 |
Halosilane Assisted PVT Growth of SiC
App 20120225004 - Zwieback; Ilya ; et al. | 2012-09-06 |
System for forming SiC crystals having spatially uniform doping impurities
Grant 8,216,369 - Gupta , et al. July 10, 2 | 2012-07-10 |
Sic Single Crystal Sublimation Growth Method And Apparatus
App 20120103249 - Gupta; Avinash K. ; et al. | 2012-05-03 |
SiC Crystals Having Spatially Uniform Doping Impurities
App 20110303884 - Gupta; Avinash K. ; et al. | 2011-12-15 |
Method of annealing a sublimation grown crystal
Grant 7,767,022 - Gupta , et al. August 3, 2 | 2010-08-03 |
Fabrication Of Sic Substrates With Low Warp And Bow
App 20100180814 - Wu; Ping ; et al. | 2010-07-22 |
Axial Gradient Transport Growth Process and Apparatus Utilizing Resistive Heating
App 20100139552 - Rengarajan; Varatharajan ; et al. | 2010-06-10 |
GUIDED DIAMETER SiC SUBLIMATION GROWTH WITH MULTI-LAYER GROWTH GUIDE
App 20100061914 - Zwieback; Ilya ; et al. | 2010-03-11 |
System for Forming SiC Crystals Having Spatially Uniform Doping Impurities
App 20100018455 - Gupta; Avinash K. ; et al. | 2010-01-28 |
Method of and system for forming SiC crystals having spatially uniform doping impurities
Grant 7,608,524 - Gupta , et al. October 27, 2 | 2009-10-27 |
Intra-Cavity Gettering of Nitrogen in Sic Crystal Growth
App 20090169459 - Zwieback; Ilya ; et al. | 2009-07-02 |
Reduction of carbon inclusions in sublimation grown SiC single crystals
Grant 7,547,360 - Gupta , et al. June 16, 2 | 2009-06-16 |
Stabilizing 4H Polytype During Sublimation Growth Of SiC Single Crystals
App 20090053125 - Gupta; Avinash K. ; et al. | 2009-02-26 |
Low-Doped Semi-Insulating Sic Crystals and Method
App 20080190355 - Chen; Jihong ; et al. | 2008-08-14 |
Reduction of carbon inclusions in sublimation grown SiC single crystals
App 20080115719 - Gupta; Avinash K. ; et al. | 2008-05-22 |
Silicon carbide single crystals with low boron content
App 20080072817 - Zwieback; Ilya ; et al. | 2008-03-27 |
Method of and system for forming SiC crystals having spatially uniform doping impuritites
App 20060243984 - Gupta; Avinash K. ; et al. | 2006-11-02 |
Solid state neutron detector and method for use
Grant 6,388,260 - Doty , et al. May 14, 2 | 2002-05-14 |
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