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Sang Hyouk Choi
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Poquoson, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
NTAC augmented nuclear electric propulsion and/or nuclear thermal p...
Patent number
12,122,539
Issue date
Oct 22, 2024
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems with adjustable window transmission
Patent number
12,090,821
Issue date
Sep 17, 2024
Apple Inc.
Yuan Chen
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Metallic junction thermoelectric generator
Patent number
11,980,100
Issue date
May 7, 2024
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
Information
Patent Grant
High performance electric generators boosted by nuclear electron av...
Patent number
11,979,100
Issue date
May 7, 2024
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Single crystal epitaxial layer having a rhombohedral lattice
Patent number
11,885,040
Issue date
Jan 30, 2024
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Hyun Jung Kim
C30 - CRYSTAL GROWTH
Information
Patent Grant
Thermionic power cell
Patent number
11,721,451
Issue date
Aug 8, 2023
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Adjustable windows
Patent number
11,693,279
Issue date
Jul 4, 2023
Apple Inc.
Yunseok Lee
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Multi-layered radio-isotope for enhanced photoelectron avalanche pr...
Patent number
11,670,432
Issue date
Jun 6, 2023
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
High performance electric generators boosted by nuclear electron av...
Patent number
11,646,679
Issue date
May 9, 2023
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Multi-layer structure of nuclear thermionic avalanche cells
Patent number
11,581,104
Issue date
Feb 14, 2023
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang Hyouk Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Selective and direct deposition technique for streamlined CMOS proc...
Patent number
11,581,468
Issue date
Feb 14, 2023
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Unmanned rail vehicle
Patent number
11,465,653
Issue date
Oct 11, 2022
ABB Schweiz AG
Harald Staab
B61 - RAILWAYS
Information
Patent Grant
Electron beam heating and atomic surface restructuring of sapphire...
Patent number
11,299,820
Issue date
Apr 12, 2022
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
C30 - CRYSTAL GROWTH
Information
Patent Grant
Multi-layered radio-isotope for enhanced photoelectron avalanche pr...
Patent number
11,257,604
Issue date
Feb 22, 2022
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Electronic devices with switchable diffusers
Patent number
11,105,677
Issue date
Aug 31, 2021
Apple Inc.
Junhwan Lim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Thermionic power cell
Patent number
11,094,425
Issue date
Aug 17, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Metallic junction thermoelectric generator
Patent number
11,063,198
Issue date
Jul 13, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Co-60 breeding reactor tandem with thermionic avalanche cell
Patent number
11,037,687
Issue date
Jun 15, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
High lateral to vertical ratio etch process for device manufacturing
Patent number
11,031,233
Issue date
Jun 8, 2021
Applied Materials, Inc.
Kyeong Tae Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for automatic charging of electric vehicles
Patent number
11,014,465
Issue date
May 25, 2021
ABB Schweiz AG
Gregory A. Cole
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Portable miniaturized thermionic power cell with multiple regenerat...
Patent number
11,004,666
Issue date
May 11, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
High performance electric generators boosted by nuclear electron av...
Patent number
10,985,676
Issue date
Apr 20, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Molten target sputtering (MTS) deposition for enhanced kinetic ener...
Patent number
10,947,639
Issue date
Mar 16, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Hyun Jung Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Selective and direct deposition technique for streamlined CMOS proc...
Patent number
10,886,452
Issue date
Jan 5, 2021
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Rhombohedron epitaxial growth with molten target sputtering
Patent number
10,858,754
Issue date
Dec 8, 2020
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Hyun Jung Kim
C30 - CRYSTAL GROWTH
Information
Patent Grant
Orientation aware audio soundstage mapping for a mobile device
Patent number
10,805,760
Issue date
Oct 13, 2020
Maxim Integrated Products, Inc.
Anthony Stephen Doy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Robot automated mining
Patent number
10,724,371
Issue date
Jul 28, 2020
ABB Schweiz AG
Jianjun Wang
F42 - AMMUNITION BLASTING
Information
Patent Grant
Display with hybrid column spacer structures
Patent number
10,690,970
Issue date
Jun 23, 2020
Apple Inc.
Chia Hsuan Tai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Thermal absorption coating on sapphire for epitaxial process
Patent number
10,651,034
Issue date
May 12, 2020
Sang H. Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Robot automated mining
Patent number
10,570,736
Issue date
Feb 25, 2020
ABB Schweiz AG
Jianjun Wang
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
GROWTH METHOD OF HIGHLY TWINNED SiGe ALLOY ON THE BASAL PLANE OF TR...
Publication number
20250011920
Publication date
Jan 9, 2025
United States of America as represented by the Administrator of NASA
Hyun Jung Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
BESSEL TUBE FOR DRIVING GASEOUS MOLECULES AND NANOPARTICLES INTO LI...
Publication number
20230328872
Publication date
Oct 12, 2023
Space Age Technologies, LLC
Sang H. CHOI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DEPLOYABLE MICRO-SPECTROMETER BULLETS
Publication number
20230324224
Publication date
Oct 12, 2023
Space Age Technologies, LLC
Sang H. CHOI
F41 - WEAPONS
Information
Patent Application
HIGH PERFORMANCE ELECTRIC GENERATORS BOOSTED BY NUCLEAR ELECTRON AV...
Publication number
20230318492
Publication date
Oct 5, 2023
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
PHOTO-ENHANCED ELECTRO-CATALYTIC (PEEC) PROCESS
Publication number
20220307144
Publication date
Sep 29, 2022
Space Age Technologies, LLC
Sang H. Choi
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
NTAC Augmented Nuclear Electric Propulsion and/or Nuclear Thermal P...
Publication number
20220267031
Publication date
Aug 25, 2022
United States of America as represented by the Administrator of NASA
SANG H. CHOI
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Multi-Layered Radio-Isotope for Enhanced Photoelectron Avalanche Pr...
Publication number
20220165448
Publication date
May 26, 2022
United States of America as represented by the Adminstrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Surface Flashover and Material Texturing for Multiplying and Collec...
Publication number
20220108814
Publication date
Apr 7, 2022
Robert W Moses
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Thermionic Power Cell
Publication number
20220084708
Publication date
Mar 17, 2022
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
METALLIC JUNCTION THERMOELECTRIC GENERATOR
Publication number
20210343921
Publication date
Nov 4, 2021
United States of America as represented by the Administrator of NASA
SANG H. CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High Performance Electric Generators Boosted by Nuclear Electron Av...
Publication number
20210242810
Publication date
Aug 5, 2021
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Selective and Direct Deposition Technique for Streamlined CMOS Proc...
Publication number
20210234083
Publication date
Jul 29, 2021
United States of America as represented by the Administrator of NASA
Sang H. Choi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Rhombohedron Epitaxial Growth with Molten Target Sputtering
Publication number
20210123158
Publication date
Apr 29, 2021
United States of America as represented by the Administrator of NASA
Hyun Jung Kim
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD AND APPARATUS FOR AUTOMOATIC CHARGING OF ELECTRIC VEHICLES
Publication number
20210086640
Publication date
Mar 25, 2021
ABB Schweiz AG
Gregory A. Cole
B60 - VEHICLES IN GENERAL
Information
Patent Application
Multi-Layer Structure of Nuclear Thermionic Avalanche Cells
Publication number
20200373035
Publication date
Nov 26, 2020
United States of America as represented by the Administrator of NASA
Sang Hyouk Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
HIGH LATERAL TO VERTICAL RATIO ETCH PROCESS FOR DEVICE MANUFACTURING
Publication number
20200013610
Publication date
Jan 9, 2020
Applied Materials, Inc.
Kyeong Tae Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYERED RADIO-ISOTOPE FOR ENHANCED PHOTOELECTRON AVALANCHE PR...
Publication number
20190392961
Publication date
Dec 26, 2019
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Unmanned Rail Vehicle
Publication number
20190322292
Publication date
Oct 24, 2019
ABB Schweiz AG
Harald Staab
B61 - RAILWAYS
Information
Patent Application
Co-60 Breeding Reactor Tandem with Thermionic Avalanche Cell
Publication number
20190287687
Publication date
Sep 19, 2019
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
High Performance Electric Generators Boosted by Nuclear Electron Av...
Publication number
20190288614
Publication date
Sep 19, 2019
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Portable Miniaturized Thermionic Power Cell with Multiple Regenerat...
Publication number
20190287773
Publication date
Sep 19, 2019
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
SELECTIVE AND DIRECT DEPOSITION TECHNIQUE FOR STREAMLINED CMOS PROC...
Publication number
20190229251
Publication date
Jul 25, 2019
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA
Sang H. Choi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Electronic Devices with Switchable Diffusers
Publication number
20190137333
Publication date
May 9, 2019
Apple Inc.
Junhwan Lim
G01 - MEASURING TESTING
Information
Patent Application
Thermionic Power Cell
Publication number
20180350481
Publication date
Dec 6, 2018
United States of America as represented by the Administrator of NASA
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Electron Beam Heating and Atomic Surface Restructuring of Sapphire...
Publication number
20180030616
Publication date
Feb 1, 2018
United States of America as represented by the Administrator of NASA
Sang H. Choi
C30 - CRYSTAL GROWTH
Information
Patent Application
ROBOT AUTOMATED MINING
Publication number
20170356292
Publication date
Dec 14, 2017
ABB TECHNOLOGY AG
Jianjun WANG
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ROBOT AUTOMATED MINING
Publication number
20170356730
Publication date
Dec 14, 2017
ABB Schweiz AG
Jianjun Wang
F42 - AMMUNITION BLASTING
Information
Patent Application
ROBOT AUTOMATED MINING
Publication number
20170356729
Publication date
Dec 14, 2017
ABB Schweiz AG
Jianjun Wang
F42 - AMMUNITION BLASTING
Information
Patent Application
Display with Hybrid Column Spacer Structures
Publication number
20170293174
Publication date
Oct 12, 2017
Apple Inc.
Chia Hsuan Tai
G02 - OPTICS
Information
Patent Application
THERMAL ABSORPTION COATING ON SAPPHIRE FOR EPITAXIAL PROCESS
Publication number
20170287710
Publication date
Oct 5, 2017
USA as represented by the Administrator of the National Aeronautics and Space...
Sang H. Choi
C30 - CRYSTAL GROWTH