System of utilizing carbon dioxide
US-12577695-B2 · Mar 17, 2026 · US
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Lee Ung patents
Lee Ung is listed as an inventor on 22 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee Ung |
| Total patents | 22 |
| First publication | May 21, 2020 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for preparing and separating alkylene carbonate using carbon dioxide in air
US-2026008765-A1 · Jan 8, 2026 · US
Methanol and sulfuric acid co-production system
US-12496533-B2 · Dec 16, 2025 · US
Basic electrocatalyst for carbon dioxide reduction and ethylene production, electrode and apparatus each including the same, and method of manufacturing the electrode
US-12480218-B2 · Nov 25, 2025 · US
Mea for carbon dioxide reduction including reduction catalyst layer cathode of double-layer structure, assembly for carbon dioxide reduction including the mea, and method for preparing the mea
US-2025333856-A1 · Oct 30, 2025 · US
Flow-through reactor for conversion of carbon dioxide and method for conversion of carbon dioxide using same
US-2025129489-A1 · Apr 24, 2025 · US
Catalyst electrode for production of 2.5-furandicarboxylic acid and method for preparation thereof
US-2025092540-A1 · Mar 20, 2025 · US
Continuous production system for 2,5-furandicarboxylic acid and continuous production method for 2,5-furandicarboxylic acid
US-2024368101-A1 · Nov 7, 2024 · US
Co2-reduction membrane electrode assembly including cation exchange membrane, co2-reduction assembly including same mea, and method of manufacturing same mea
US-2024093388-A1 · Mar 21, 2024 · US
Methanol and sulfuric acid co-production system
US-2023174443-A1 · Jun 8, 2023 · US
Recent patents
Latest publications not already listed above.
Metal-phosphorized catalyst for producing 2,5-furandicarboxylic acid and method for producing 2,5-furandicarboxylic acid using the same
US-2023136651-A1 · May 4, 2023 · US
System of utilizing carbon dioxide
US-2023057916-A1 · Feb 23, 2023 · US
Iridium alloy catalyst having reversible catalytic activity and preparation method thereof
US-11588157-B2 · Feb 21, 2023 · US
Iridium alloy catalyst having reversible catalytic activity and preparation method thereof
US-2021328229-A1 · Oct 21, 2021 · US
Hydrogen production and storage system using solar energy independently operated without external power
US-2021292917-A1 · Sep 23, 2021 · US
Photoelectrode for hydrogen generation in solar water splitting and manufacturing method thereof
US-2021254225-A1 · Aug 19, 2021 · US
Methods for producing a methanol precursor, methanol, and a methyl ester from methane in high purities
US-11021429-B1 · Jun 1, 2021 · US
Sulfur dioxide absorbent is an ionic liquid including a salt of a diamine compound that is substituted with a hydroxyl group
US-10926213-B2 · Feb 23, 2021 · US
Basic electrocatalyst for carbon dioxide reduction and ethylene production, electrode and apparatus each including the same, and method of manufacturing the electrode
US-2020392632-A1 · Dec 17, 2020 · US
Alkali metal-incorporated chalcopyrite compound-based thin film and method of fabricating the same
US-2020343393-A1 · Oct 29, 2020 · US
Method of acid saccharification of biomass
US-10793537-B1 · Oct 6, 2020 · US
Hydroxyl group-containing amine-based sulfur dioxide and sulfurous acid absorbent, and method for preparing the same
US-2020155997-A1 · May 21, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Korea Inst Sci & Tech | 22 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C25B11/052 | 9 |
| C25B11/065 | 9 |
| C25B9/23 | 8 |
| C25B11/081 | 6 |
| C25B1/04 | 5 |