Methanol and sulfuric acid co-production system
US-12496533-B2 · Dec 16, 2025 · US
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Lee He Won patents
Lee He Won is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee He Won |
| Total patents | 5 |
| First publication | May 21, 2020 |
| Latest publication | Dec 16, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Methanol and sulfuric acid co-production system
US-2023174443-A1 · Jun 8, 2023 · 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
Hydroxyl group-containing amine-based sulfur dioxide and sulfurous acid absorbent, and method for preparing the same
US-2020155997-A1 · May 21, 2020 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Korea Inst Sci & Tech | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C07C29/095 | 3 |
| C07C303/24 | 3 |
| C07C67/10 | 3 |
| C07C31/04 | 3 |
| B01D2252/20431 | 2 |