Etching compositions and methods for fabricating semiconductor devices by using the same
US-2025236793-A1 · Jul 24, 2025 · US
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Yoon Hyo Joong patents
Yoon Hyo Joong is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yoon Hyo Joong |
| Total patents | 6 |
| First publication | Aug 25, 2022 |
| Latest publication | Jul 24, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Etchant composition for etching silicon and method of forming pattern using the same
US-2025236792-A1 · Jul 24, 2025 · US
Composition for etching silicon nitride layer
US-2025236794-A1 · Jul 24, 2025 · US
Etching compositions and methods for fabricating semiconductor devices by using the same
US-12297385-B2 · May 13, 2025 · US
Silicon-etchant composition and method of forming pattern using the same
US-2024287383-A1 · Aug 29, 2024 · US
Etching compositions and methods for fabricating semiconductor devices by using the same
US-2022267673-A1 · Aug 25, 2022 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Dongwoo Fine Chem Co Ltd | 6 |
| Samsung Electronics Co Ltd | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10P50/667 | 5 |
| C09K13/00 | 5 |
| H10W20/4437 | 3 |
| H10W20/0698 | 3 |
| H10W20/083 | 3 |