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Aaron Joseph Ptak
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Littleton, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Nitrogen-enabled high growth rates in hydride vapor phase epitaxy
Patent number
12,325,931
Issue date
Jun 10, 2025
Alliance for Sustainable Energy, LLC
Elisabeth Lynne McClure
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Epitaxial alkali halide layers for III-V substrate recycling
Patent number
12,198,924
Issue date
Jan 14, 2025
Alliance for Sustainable Energy, LLC
Brelon James May
B08 - CLEANING
Information
Patent Grant
Light scattering structures for thin-film solar cells and methods o...
Patent number
11,177,402
Issue date
Nov 16, 2021
Alliance for Sustainable Energy, LLC
Aaron Joseph Ptak
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydride enhanced growth rates in hydride vapor phase epitaxy
Patent number
10,903,389
Issue date
Jan 26, 2021
Alliance for Sustainable Energy, LLC
Kevin Louis Schulte
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High throughput semiconductor deposition system
Patent number
10,192,740
Issue date
Jan 29, 2019
Alliance for Sustainable Energy, LLC
David L. Young
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High throughput semiconductor deposition system
Patent number
9,824,890
Issue date
Nov 21, 2017
Alliance for Sustainable Energy, LLC
David L. Young
C30 - CRYSTAL GROWTH
Information
Patent Grant
Methods of producing free-standing semiconductors using sacrificial...
Patent number
9,041,027
Issue date
May 26, 2015
Alliance for Sustainable Energy, LLC
Aaron Joseph Ptak
C30 - CRYSTAL GROWTH
Information
Patent Grant
Lattice matched crystalline substrates for cubic nitride semiconduc...
Patent number
8,961,687
Issue date
Feb 24, 2015
Alliance for Sustainable Energy, LLC
Andrew G. Norman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lattice matched semiconductor growth on crystalline metallic substr...
Patent number
8,575,471
Issue date
Nov 5, 2013
Alliance for Sustainable Energy, LLC
Andrew G. Norman
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Growth of coincident site lattice matched semiconductor layers and...
Patent number
8,507,365
Issue date
Aug 13, 2013
Alliance for Sustainable Energy, LLC
Andrew G. Norman
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
PLANARIZATION OF ROUGH SURFACES
Publication number
20240429049
Publication date
Dec 26, 2024
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Aaron Joseph PTAK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTROL OF SURFACE MORPHOLOGY DURING THE GROWTH OF (110)-ORIENTED G...
Publication number
20240274746
Publication date
Aug 15, 2024
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Kevin Louis SCHULTE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DYNAMIC HVPE OF COMPOSITIONALLY GRADED BUFFER LAYERS
Publication number
20240084479
Publication date
Mar 14, 2024
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Kevin Louis SCHULTE
C30 - CRYSTAL GROWTH
Information
Patent Application
EPITAXIAL ALKALI HALIDE LAYERS FOR III-V SUBSTRATE RECYCLING
Publication number
20230197436
Publication date
Jun 22, 2023
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Brelon James MAY
C30 - CRYSTAL GROWTH
Information
Patent Application
GROWTH OF SEMICONDUCTOR MATERIALS BY HYDRIDE VAPOR PHASE EPITAXY US...
Publication number
20230062711
Publication date
Mar 2, 2023
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Wondwosen Tilahun METAFERIA
C30 - CRYSTAL GROWTH
Information
Patent Application
FACET SUPPRESSION OF GALLIUM ARSENIDE SPALLING USING NANOIMPRINT LI...
Publication number
20220238336
Publication date
Jul 28, 2022
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Aaron Joseph PTAK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDRIDE ENHANCED GROWTH RATES IN HYDRIDE VAPOR PHASE EPITAXY
Publication number
20210143297
Publication date
May 13, 2021
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Kevin Louis Schulte
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NITROGEN-ENABLED HIGH GROWTH RATES IN HYDRIDE VAPOR PHASE EPITAXY
Publication number
20200407873
Publication date
Dec 31, 2020
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Elisabeth Lynne MCCLURE
C30 - CRYSTAL GROWTH
Information
Patent Application
HYDRIDE VAPOR PHASE EPITAXY REACTORS
Publication number
20200392645
Publication date
Dec 17, 2020
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Kevin Louis SCHULTE
C30 - CRYSTAL GROWTH
Information
Patent Application
LIGHT SCATTERING STRUCTURES FOR THIN-FILM SOLAR CELLS AND METHODS O...
Publication number
20200091354
Publication date
Mar 19, 2020
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Aaron Joseph Ptak
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDRIDE ENHANCED GROWTH RATES IN HYDRIDE VAPOR PHASE EPITAXY
Publication number
20190221705
Publication date
Jul 18, 2019
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Kevin Louis Schulte
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
High Throughput Semiconductor Deposition System
Publication number
20180025902
Publication date
Jan 25, 2018
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
David L. Young
C30 - CRYSTAL GROWTH
Information
Patent Application
HIGH THROUGHPUT SEMICONDUCTOR DEPOSITION SYSTEM
Publication number
20150325430
Publication date
Nov 12, 2015
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
David L. YOUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH THROUGHPUT SEMICONDUCTOR DEPOSITION SYSTEM
Publication number
20130309848
Publication date
Nov 21, 2013
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
David L. YOUNG
C30 - CRYSTAL GROWTH
Information
Patent Application
METHODS OF PRODUCING FREE-STANDING SEMICONDUCTORS USING SACRIFICIAL...
Publication number
20130256751
Publication date
Oct 3, 2013
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Aaron Joseph Ptak
C30 - CRYSTAL GROWTH
Information
Patent Application
GROWTH OF COINCIDENT SITE LATTICE MATCHED SEMICONDUCTOR LAYERS AND...
Publication number
20110147791
Publication date
Jun 23, 2011
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Andrew G. Norman
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LATTICE MATCHED CRYSTALLINE SUBSTRATES FOR CUBIC NITRIDE SEMICONDUC...
Publication number
20110049520
Publication date
Mar 3, 2011
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Andrew G. Norman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LATTICE MATCHED SEMICONDUCTOR GROWTH ON CRYSTALLINE METALLIC SUBSTR...
Publication number
20110048514
Publication date
Mar 3, 2011
ALLIANCE FOR SUSTAINABLE ENERGY, LLC
ANDREW G. NORMAN
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...