| Patent | Date |
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Two-stage seeded growth of large aluminum nitride single crystals
Grant 11,384,449 - Schowalter , et al. July 12, 2 | 2022-07-12 |
Aluminum nitride substrate removal for ultraviolet light-emitting devices
Grant 11,355,664 - Grandusky , et al. June 7, 2 | 2022-06-07 |
Impurity Control During Formation Of Aluminum Nitride Crystals And Thermal Treatment Of Aluminum Nitride Crystals
App 20220074072 - BONDOKOV; Robert T. ; et al. | 2022-03-10 |
Pseudomorphic electronic and optoelectronic devices having planar contacts
Grant 11,251,330 - Grandusky , et al. February 15, 2 | 2022-02-15 |
Air Disinfection Chamber
App 20220040365 - Schowalter; Leo J. ; et al. | 2022-02-10 |
Large aluminum nitride crystals with reduced defects and methods of making them
Grant 11,225,731 - Bondokov , et al. January 18, 2 | 2022-01-18 |
Doped aluminum nitride crystals and methods of making them
Grant 11,183,567 - Slack , et al. November 23, 2 | 2021-11-23 |
Impurity control during formation of aluminum nitride crystals and thermal treatment of aluminum nitride crystals
Grant 11,168,411 - Bondokov , et al. November 9, 2 | 2021-11-09 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 11,124,892 - Bondokov , et al. September 21, 2 | 2021-09-21 |
Large, Uv-transparent Aluminum Nitride Single Crystals
App 20210254240 - BONDOKOV; Robert T. ; et al. | 2021-08-19 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 11,015,263 - Bondokov , et al. May 25, 2 | 2021-05-25 |
Photon Extraction From Ultraviolet Light-emitting Devices
App 20210111317 - KITAMURA; Ken ; et al. | 2021-04-15 |
Thermal Control For Formation And Processing Of Aluminum Nitride
App 20210108336 - BONDOKOV; Robert T. ; et al. | 2021-04-15 |
Photon extraction from nitride ultraviolet light-emitting devices
Grant 10,971,665 - Schowalter , et al. April 6, 2 | 2021-04-06 |
UV-transparent aluminum nitride single crystal having a diameter of 35 mm to 150 mm and a predefined UV transparency metric at a wavelength of 265 nm
Grant 10,954,608 - Bondokov , et al. March 23, 2 | 2021-03-23 |
Periodic Uvc Dosing
App 20210061679 - Scully; Christopher ; et al. | 2021-03-04 |
Aluminum Nitride Single Crystals Having Large Crystal Augmentation Parameters
App 20210047751 - BONDOKOV; Robert T. ; et al. | 2021-02-18 |
Diameter Expansion Of Aluminum Nitride Crystals During Growth By Physical Vapor Transport
App 20210047749 - BONDOKOV; Robert T. ; et al. | 2021-02-18 |
Aluminum Nitride Substrate Removal For Ultraviolet Light-emitting Devices
App 20200411716 - GRANDUSKY; James R. ; et al. | 2020-12-31 |
Photon extraction from ultraviolet light-emitting devices
Grant 10,854,797 - Kitamura , et al. December 1, 2 | 2020-12-01 |
Thermal control for formation and processing of aluminum nitride
Grant 10,851,474 - Bondokov , et al. December 1, 2 | 2020-12-01 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20200354852 - Bondokov; Robert T. ; et al. | 2020-11-12 |
Doped Aluminum Nitride Crystals And Methods Of Making Them
App 20200350411 - SLACK; Glen A. ; et al. | 2020-11-05 |
Aluminum nitride bulk crystals having high transparency to ultraviolet light and methods of forming them
Grant 10,801,127 - Schujman , et al. October 13, 2 | 2020-10-13 |
Photon Extraction From Nitride Ultraviolet Light-emitting Devices
App 20200321498 - SCHOWALTER; Leo J. ; et al. | 2020-10-08 |
Electrochemical removal of aluminum nitride substrates for electronic and optoelectronic devices
Grant 10,777,706 - Kitamura , et al. Sept | 2020-09-15 |
Two-stage Seeded Growth Of Large Aluminum Nitride Single Crystals
App 20200283926 - SCHOWALTER; Leo J. ; et al. | 2020-09-10 |
Aluminum nitride substrate removal for ultraviolet light-emitting devices
Grant 10,756,234 - Grandusky , et al. A | 2020-08-25 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 10,697,085 - Bondokov , et al. | 2020-06-30 |
Ultraviolet light-emitting devices incorporating graded layers and compositional offsets
Grant 10,700,237 - Moe , et al. | 2020-06-30 |
Doped aluminum nitride crystals and methods of making them
Grant 10,692,980 - Slack , et al. | 2020-06-23 |
Thermal Control For Formation And Processing Of Aluminum Nitride
App 20200190694 - BONDOKOV; Robert T. ; et al. | 2020-06-18 |
Systems And Methods For Fluid Disinfection With Ultraviolet Light
App 20200140292 - Schowalter; Leo J. ; et al. | 2020-05-07 |
Photon extraction from nitride ultraviolet light-emitting devices
Grant 10,615,322 - Schowalter , et al. | 2020-04-07 |
Two-stage seeded growth of large aluminum nitride single crystals
Grant 10,612,156 - Schowalter , et al. | 2020-04-07 |
Thick Pseudomorphic Nitride Epitaxial Layers
App 20200058491 - Grandusky; James R. ; et al. | 2020-02-20 |
Thermal control for formation and processing of aluminum nitride
Grant 10,550,493 - Bondokov , et al. Fe | 2020-02-04 |
Two-stage Seeded Growth Of Large Aluminum Nitride Single Crystals
App 20200010975 - SCHOWALTER; Leo J. ; et al. | 2020-01-09 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20200002841 - Bondokov; Robert T. ; et al. | 2020-01-02 |
Aluminum Nitride Crystals Having Low Urbach Energy And High Transparency To Deep-ultraviolet Wavelengths
App 20190382919 - BONDOKOV; Robert T. ; et al. | 2019-12-19 |
Impurity Control During Formation Of Aluminum Nitride Crystals And Thermal Treatment Of Aluminum Nitride Crystals
App 20190382916 - BONDOKOV; Robert T. ; et al. | 2019-12-19 |
Photon Extraction From Ultraviolet Light-emitting Devices
App 20190348581 - Kitamura; Ken ; et al. | 2019-11-14 |
Aluminum Nitride Bulk Crystals Having High Transparency To Ultraviolet Light And Methods Of Forming Them
App 20190316272 - Schujman; Sandra B. ; et al. | 2019-10-17 |
Thick pseudomorphic nitride epitaxial layers
Grant 10,446,391 - Grandusky , et al. Oc | 2019-10-15 |
Two-stage seeded growth of large aluminum nitride single crystals
Grant 10,407,798 - Schowalter , et al. Sept | 2019-09-10 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 10,392,722 - Bondokov , et al. A | 2019-08-27 |
Ultraviolet Light-emitting Devices Incorporating Graded Layers And Compositional Offsets
App 20190214527 - MOE; Craig ; et al. | 2019-07-11 |
Photon extraction from ultraviolet light-emitting devices
Grant 10,347,805 - Kitamura , et al. July 9, 2 | 2019-07-09 |
Aluminum nitride bulk crystals having high transparency to ultraviolet light and methods of forming them
Grant 10,316,428 - Schujman , et al. | 2019-06-11 |
Large, Uv-transparent Aluminum Nitride Single Crystals
App 20190153618 - BONDOKOV; Robert T. ; et al. | 2019-05-23 |
Thermal Control For Formation And Processing Of Aluminum Nitride
App 20190145020 - BONDOKOV; Robert T. ; et al. | 2019-05-16 |
Electrochemical Removal Of Aluminum Nitride Substrates For Electronic And Optoelectronic Devices
App 20190115501 - KITAMURA; Ken ; et al. | 2019-04-18 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20190106808 - Bondokov; Robert T. ; et al. | 2019-04-11 |
Ultraviolet light-emitting devices incorporating graded layers and compositional offsets
Grant 10,211,368 - Moe , et al. Feb | 2019-02-19 |
Ultraviolet light-emitting devices incorporating two-dimensional hole gases
Grant 10,211,369 - Moe , et al. Feb | 2019-02-19 |
Photon Extraction From Nitride Ultraviolet Light-emitting Devices
App 20190035992 - SCHOWALTER; Leo J. ; et al. | 2019-01-31 |
Doped Aluminum Nitride Crystals And Methods Of Making Them
App 20190035898 - SLACK; Glen A. ; et al. | 2019-01-31 |
Two-stage Seeded Growth Of Large Aluminum Nitride Single Crystals
App 20180363164 - SCHOWALTER; Leo J. ; et al. | 2018-12-20 |
Aluminum Nitride Substrate Removal For Ultraviolet Light-emitting Devices
App 20180331253 - GRANDUSKY; James R. ; et al. | 2018-11-15 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 10,125,432 - Bondokov , et al. November 13, 2 | 2018-11-13 |
System for growth of large aluminum nitride single crystals with thermal-gradient control
Grant 10,106,913 - Bondokov , et al. October 23, 2 | 2018-10-23 |
Photon extraction from nitride ultraviolet light-emitting devices
Grant 10,074,784 - Schowalter , et al. September 11, 2 | 2018-09-11 |
Doped aluminum nitride crystals and methods of making them
Grant 10,068,973 - Slack , et al. September 4, 2 | 2018-09-04 |
Photon Extraction From Ultraviolet Light-emitting Devices
App 20180190883 - Kitamura; Ken ; et al. | 2018-07-05 |
Photon extraction from ultraviolet light-emitting devices
Grant 9,935,247 - Kitamura , et al. April 3, 2 | 2018-04-03 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20170350036 - Bondokov; Robert T. ; et al. | 2017-12-07 |
Ultraviolet light-emitting devices incorporating graded layers and compositional offsets
Grant 9,806,227 - Moe , et al. October 31, 2 | 2017-10-31 |
Ultraviolet Light-emitting Devices Incorporating Graded Layers And Compositional Offsets
App 20170309781 - MOE; Craig ; et al. | 2017-10-26 |
Ultraviolet Light-emitting Devices Incorporating Two-dimensional Hole Gases
App 20170309782 - MOE; Craig ; et al. | 2017-10-26 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 9,771,666 - Bondokov , et al. September 26, 2 | 2017-09-26 |
Growth Of Large Aluminum Nitride Single Crystals With Thermal-gradient Control
App 20170226661 - BONDOKOV; Robert T. ; et al. | 2017-08-10 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20170191184 - Bondokov; Robert T. ; et al. | 2017-07-06 |
Pseudomorphic Electronic And Optoelectronic Devices Having Planar Contacts
App 20170179336 - Grandusky; James R. ; et al. | 2017-06-22 |
Ultraviolet light-emitting devices incorporating two-dimensional hole gases
Grant 9,680,057 - Moe , et al. June 13, 2 | 2017-06-13 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 9,670,591 - Bondokov , et al. June 6, 2 | 2017-06-06 |
Large Aluminum Nitride Crystals With Reduced Defects And Methods Of Making Them
App 20170145592 - Bondokov; Robert ; et al. | 2017-05-25 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 9,624,601 - Bondokov , et al. April 18, 2 | 2017-04-18 |
Pseudomorphic electronic and optoelectronic devices having planar contacts
Grant 9,620,676 - Grandusky , et al. April 11, 2 | 2017-04-11 |
Doped Aluminum Nitride Crystals And Methods Of Making Them
App 20170084702 - Slack; Glen A. ; et al. | 2017-03-23 |
Ultraviolet Light-emitting Devices Incorporating Graded Layers And Compositional Offsets
App 20170084780 - MOE; Craig ; et al. | 2017-03-23 |
Ultraviolet Light-emitting Devices Incorporating Two-dimensional Hole Gases
App 20170084779 - MOE; Craig ; et al. | 2017-03-23 |
Large aluminum nitride crystals with reduced defects and methods of making them
Grant 9,598,791 - Bondokov , et al. March 21, 2 | 2017-03-21 |
Growth of large aluminum nitride single crystals with thermal-gradient control
Grant 9,580,833 - Bondokov , et al. February 28, 2 | 2017-02-28 |
Doped aluminum nitride crystals and methods of making them
Grant 9,525,032 - Slack , et al. December 20, 2 | 2016-12-20 |
Aluminum Nitride Bulk Crystals Having High Transparency To Ultraviolet Light And Methods Of Forming Them
App 20160348273 - Schujman; Sandra B. ; et al. | 2016-12-01 |
Aluminum nitride bulk crystals having high transparency to untraviolet light and methods of forming them
Grant 9,447,519 - Schujman , et al. September 20, 2 | 2016-09-20 |
Thick pseudomorphic nitride epitaxial layers
Grant 9,437,430 - Schowalter , et al. September 6, 2 | 2016-09-06 |
Pseudomorphic Electronic And Optoelectronic Devices Having Planar Contacts
App 20160225949 - Grandusky; James R. ; et al. | 2016-08-04 |
Large Aluminum Nitride Crystals With Reduced Defects And Methods Of Making Them
App 20160208417 - Bondokov; Robert ; et al. | 2016-07-21 |
Photon Extraction From Nitride Ultraviolet Light-emitting Devices
App 20160181487 - Schowalter; Leo J. ; et al. | 2016-06-23 |
Pseudomorphic electronic and optoelectronic devices having planar contacts
Grant 9,299,880 - Grandusky , et al. March 29, 2 | 2016-03-29 |
Photon Extraction From Ultraviolet Light-emitting Devices
App 20160027975 - Kitamura; Ken ; et al. | 2016-01-28 |
Methods Of Forming Planar Contacts To Pseudomorphic Electronic And Optoelectronic Devices
App 20150280057 - Grandusky; James R. ; et al. | 2015-10-01 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20150275393 - Bondokov; Robert T. ; et al. | 2015-10-01 |
Growth Of Large Aluminum Nitride Single Crystals With Thermal-gradient Control
App 20150218728 - Bondokov; Robert T. ; et al. | 2015-08-06 |
Aluminum Nitride Bulk Crystals Having High Transparency To Ultraviolet Light And Methods Of Forming Them
App 20150218729 - Schujman; Sandra B. ; et al. | 2015-08-06 |
Aluminum nitride bulk crystals having high transparency to ultraviolet light and methods of forming them
Grant 9,034,103 - Schujman , et al. May 19, 2 | 2015-05-19 |
Growth of large aluminum nitride single crystals with thermal-gradient control
Grant 9,028,612 - Bondokov , et al. May 12, 2 | 2015-05-12 |
Photon extraction from nitride ultraviolet light-emitting devices
Grant 8,962,359 - Schowalter , et al. February 24, 2 | 2015-02-24 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20150020731 - Bondokov; Robert T. ; et al. | 2015-01-22 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20150013592 - Bondokov; Robert T. ; et al. | 2015-01-15 |
Pseudomorphic Electronic And Optoelectronic Devices Having Planar Contacts
App 20140264263 - Grandusky; James R. ; et al. | 2014-09-18 |
Doped Aluminum Nitride Crystals And Methods Of Making Them
App 20140231725 - Slack; Glen A. ; et al. | 2014-08-21 |
Photon Extraction From Nitride Ultraviolet Light-emitting Devices
App 20140203311 - Schowalter; Leo J. ; et al. | 2014-07-24 |
Doped aluminum nitride crystals and methods of making them
Grant 8,747,552 - Slack , et al. June 10, 2 | 2014-06-10 |
Large Aluminum Nitride Crystals With Reduced Defects And Methods Of Making Them
App 20140093671 - Bondokov; Robert ; et al. | 2014-04-03 |
Large aluminum nitride crystals with reduced defects and methods of making them
Grant 8,580,035 - Bondokov , et al. November 12, 2 | 2013-11-12 |
Method and apparatus for producing large, single-crystals of aluminum nitride
Grant 8,545,629 - Schowalter , et al. October 1, 2 | 2013-10-01 |
Large aluminum nitride crystals with reduced defects and methods of making them
Grant 8,349,077 - Bondokov , et al. January 8, 2 | 2013-01-08 |
Defect reduction in seeded aluminum nitride crystal growth
Grant 8,323,406 - Bondokov , et al. December 4, 2 | 2012-12-04 |
Nitride semiconductor heterostructures and related methods
Grant 8,222,650 - Schowalter , et al. July 17, 2 | 2012-07-17 |
Thick Pseudomorphic Nitride Epitaxial Layers
App 20120104355 - Grandusky; James R. ; et al. | 2012-05-03 |
Method and apparatus for producing large, single-crystals of aluminum nitride
Grant 8,123,859 - Schowalter , et al. February 28, 2 | 2012-02-28 |
Growth Of Large Aluminum Nitride Single Crystals With Thermal-gradient Control
App 20120000414 - Bondokov; Robert T. ; et al. | 2012-01-05 |
Thick pseudomorphic nitride epitaxial layers
Grant 8,080,833 - Grandusky , et al. December 20, 2 | 2011-12-20 |
Methods for controllable doping of aluminum nitride bulk crystals
Grant 8,012,257 - Morgan , et al. September 6, 2 | 2011-09-06 |
Method And Apparatus For Producing Large, Single-crystals Of Aluminum Nitride
App 20110011332 - Schowalter; Leo J. ; et al. | 2011-01-20 |
Aluminum Nitride Bulk Crystals Having High Transparency To Ultraviolet Light And Methods Of Forming Them
App 20110008621 - Schujman; Sandra B. ; et al. | 2011-01-13 |
In-line Fluid Treatment by UV Radiation
App 20100314551 - Bettles; Timothy J. ; et al. | 2010-12-16 |
Thick Pseudomorphic Nitride Epitaxial Layers
App 20100264460 - Grandusky; James R. ; et al. | 2010-10-21 |
Method and apparatus for producing large, single-crystals of aluminum nitride
Grant 7,776,153 - Schowalter , et al. August 17, 2 | 2010-08-17 |
Doped Aluminum Nitride Crystals and Methods of Making Them
App 20100187541 - Slack; Glen A. ; et al. | 2010-07-29 |
Nitride Semiconductor Heterostructures And Related Methods
App 20100135349 - Schowalter; Leo J. ; et al. | 2010-06-03 |
Doped aluminum nitride crystals and methods of making them
Grant 7,641,735 - Slack , et al. January 5, 2 | 2010-01-05 |
Nitride semiconductor heterostructures and related methods
Grant 7,638,346 - Schowalter , et al. December 29, 2 | 2009-12-29 |
Nitride Semiconductor Heterostructures And Related Methods
App 20090283028 - Schowalter; Leo J. ; et al. | 2009-11-19 |
Thick Pseudomorphic Nitride Epitaxial Layers
App 20080187016 - Schowalter; Leo J. ; et al. | 2008-08-07 |
Defect Reduction In Seeded Aluminum Nitride Crystal Growth
App 20080182092 - Bondokov; Robert T. ; et al. | 2008-07-31 |
Powder metallurgy crucible for aluminum nitride crystal growth
App 20080134957 - Schowalter; Leo J. ; et al. | 2008-06-12 |
Method for polishing a substrate surface
Grant 7,323,414 - Schowalter , et al. January 29, 2 | 2008-01-29 |
Method and apparatus for producing large, single-crystals of aluminum nitride
App 20080006200 - Schowalter; Leo J. ; et al. | 2008-01-10 |
Method For Polishing A Substrate Surface
App 20070289946 - Schowalter; Leo J. ; et al. | 2007-12-20 |
Methods for controllable doping of aluminum nitride bulk crystals
App 20070243653 - Morgan; Kenneth E. ; et al. | 2007-10-18 |
Large aluminum nitride crystals with reduced defects and methods of making them
App 20070134827 - Bondokov; Robert T. ; et al. | 2007-06-14 |
Doped aluminum nitride crystals and methods of making them
App 20070131160 - Slack; Glen A. ; et al. | 2007-06-14 |
Method and apparatus for producing large, single-crystals of aluminum nitride
App 20070101932 - Schowalter; Leo J. ; et al. | 2007-05-10 |
Powder metallurgy crucible for aluminum nitride crystal growth
Grant 7,211,146 - Schowalter , et al. May 1, 2 | 2007-05-01 |
Polar surface preparation of nitride substrates
App 20060288929 - Slack; Glen A. ; et al. | 2006-12-28 |
Nitride ceramics to mount aluminum nitride seed for sublimation growth
Grant 7,087,112 - Rojo , et al. August 8, 2 | 2006-08-08 |
Method for polishing a substrate surface
Grant 7,037,838 - Schowalter , et al. May 2, 2 | 2006-05-02 |
Method and apparatus for producing large, single-crystals of aluminum nitride
App 20060005763 - Schowalter; Leo J. ; et al. | 2006-01-12 |
Powder metallurgy crucible for aluminum nitride crystal growth
App 20050223967 - Schowalter, Leo J. ; et al. | 2005-10-13 |
Method and apparatus for producing large, single-crystals of aluminum nitride
Grant 6,770,135 - Schowalter , et al. August 3, 2 | 2004-08-03 |
Powder metallurgy tungsten crucible for aluminum nitride crystal growth
Grant 6,719,843 - Schowalter , et al. April 13, 2 | 2004-04-13 |
Method for polishing a substrate surface
App 20040033690 - Schowalter, Leo J. ; et al. | 2004-02-19 |
Method and apparatus for producing large, single-crystals of aluminum nitride
App 20030168003 - Schowalter, Leo J. ; et al. | 2003-09-11 |
Powder metallurgy tungsten crucible for aluminum nitride crystal growth
App 20030127044 - Schowalter, Leo J. ; et al. | 2003-07-10 |
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