Mxene nanosheet ink for palladium recovery and its manufacturing method, palladium recovery method using mxene nanosheet ink, and electrochemical catalyst using recovered palladium and its manufacturing method
US-2026014540-A1 · Jan 15, 2026 · US
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Jang Jong Hyun patents
Jang Jong Hyun is listed as an inventor on 126 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Jang Jong Hyun |
| Total patents | 126 |
| First publication | Jan 1, 2015 |
| Latest publication | Jan 15, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method of manufacturing catalyst using supercritical fluid and catalyst prepared thereby
US-2025336986-A1 · Oct 30, 2025 · US
Catalyst for fuel cell, fuel cell comprising the same and manufacturing method thereof
US-12456739-B2 · Oct 28, 2025 · US
Membrane electrode assembly for hydrogen production, electrochemical cell comprising the same, and method for hydrogen production using the same
US-2025313969-A1 · Oct 9, 2025 · US
Multi-element catalyst including intermetallic alloy nanoparticles and method for preparing the same
US-2025288978-A1 · Sep 18, 2025 · US
Method of manufacturing catalyst and electrode using supercritical fluid
US-2025286083-A1 · Sep 11, 2025 · US
System and method for detecting aircraft energy anomaly using neural network model
US-12409947-B2 · Sep 9, 2025 · US
Catalyst for hydrogen evolution reaction containing ruthenium-based alloy, water electrolysis electrode containing the same, and method of manufacturing the same
US-2025250698-A1 · Aug 7, 2025 · US
Electrode comprising ceria nanotube antioxidant, and membrane-electrode assembly and fuel cell comprising the same
US-2025246640-A1 · Jul 31, 2025 · US
Catalyst for fuel cell, fuel cell comprising the same and preparation method of the catalyst for fuel cell
US-12347873-B2 · Jul 1, 2025 · US
Recent patents
Latest publications not already listed above.
Catalyst for electrochemical synthesis of ammonia, method for preparing same, and method for regenerating same
US-12344943-B2 · Jul 1, 2025 · US
Polybenzimidazole-based electrolyte membrane for alkaline water electrolysis and water electrolysis device comprising the same
US-12227858-B2 · Feb 18, 2025 · US
Multilayer reinforced composite electrolyte membrane and method for manufacturing same
US-2025019847-A1 · Jan 16, 2025 · US
System and method for detecting aircraft energy anomaly using neural network model
US-2024101272-A1 · Mar 28, 2024 · US
Fluorine-doped tin oxide support and Pt catalyst for fuel cell comprising the same
US-11936052-B2 · Mar 19, 2024 · US
Anodic electrode, water electrolysis device including the same and method for preparing the same
US-2024076788-A1 · Mar 7, 2024 · US
Catalyst electrode for fuel cell, manufacturing method thereof and a fuel cell comprising the catalyst electrode for fuel cell
US-11799093-B2 · Oct 24, 2023 · US
Electrode for polymer electrolyte membrane fuel cell comprising antioxidant and membrane-electrode assembly comprising same
US-11799089-B2 · Oct 24, 2023 · US
Antioxidant for electrolyte membrane of fuel cell and method for preparing the same
US-11695147-B2 · Jul 4, 2023 · US
Polyarylene ether-based polymer containing aliphatic chain, electrolyte membrane including the same, and membrane-electrode assembly including the electrolyte membrane
US-11670791-B2 · Jun 6, 2023 · US
Catalyst for fuel cell, fuel cell comprising the same and manufacturing method thereof
US-2023163318-A1 · May 25, 2023 · US
Catalyst for fuel cell, fuel cell comprising the same and preparation method of the catalyst for fuel cell
US-2023163317-A1 · May 25, 2023 · US
Asymmetric electrolyte membrane, membrane electrode assembly comprising the same, water electrolysis apparatus comprising the same and method for manufacturing the same
US-11649551-B2 · May 16, 2023 · US
Polymer electrolyte membrane for medium and high temperature, preparation method thereof and high temperature polymer electrolyte membrane fuel cell comprising the same
US-11569523-B2 · Jan 31, 2023 · US
Electrode for polymer electrolyte membrane fuel cell comprising antioxidant and membrane-electrode assembly comprising same
US-2023006216-A1 · Jan 5, 2023 · US
Method for manufacturing catalyst for fuel cell using blood of slaughtered livestock
US-11522200-B2 · Dec 6, 2022 · US
Method of manufacturing metal single-atom catalysts
US-11430996-B2 · Aug 30, 2022 · US
Polybenzimidazole-based electrolyte membrane for alkaline water electrolysis and water electrolysis device comprising the same
US-2022243345-A1 · Aug 4, 2022 · US
Catalyst electrode for fuel cell, manufacturing method thereof and a fuel cell comprising the catalyst electrode for fuel cell
US-2022181646-A1 · Jun 9, 2022 · US
High-performance electrode for water electrolysis using electrospray, membrane electrode assembly including the same, water electrolysis device including the same, and manufacturing method thereof
US-2022170168-A1 · Jun 2, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Korea Inst Sci & Tech | 114 |
| Global Frontier Ct Multiscale Energy Systems | 11 |
| Electronics & Telecommunications Res Inst | 7 |
| Korea Electronics Telecomm | 5 |
| Jagiellonian Univ | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/50 | 88 |
| H01M2008/1095 | 47 |
| H01M4/926 | 41 |
| H01M8/1004 | 28 |
| H01M4/9083 | 27 |