Grain-oriented electrical steel sheet and method for refining magnetic domain of same
US-12595528-B2 · Apr 7, 2026 · US
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Lee Won-Gul patents
Lee Won-Gul is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee Won-Gul |
| Total patents | 16 |
| First publication | Dec 7, 2017 |
| Latest publication | Apr 7, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Grain-oriented electrical steel sheet and magnetic domain refinement method thereof
US-12116645-B2 · Oct 15, 2024 · US
Grain-oriented electrical steel sheet and magnetic domain refining method therefor
US-2023405708-A1 · Dec 21, 2023 · US
Grain-oriented electrical steel sheet and magnetic domain refinement method therefor
US-11772199-B2 · Oct 3, 2023 · US
Grain-oriented electrical steel sheet and magnetic domain refining method therefor
US-11772189-B2 · Oct 3, 2023 · US
Grain-oriented electrical steel sheet and magnetic domain refinement method therefor
US-2022212289-A1 · Jul 7, 2022 · US
Grain-oriented electrical steel sheet and magnetic domain refinement method therefor
US-11318562-B2 · May 3, 2022 · US
Grain-oriented electrical steel sheet and magnetic domain refinement method thereof
US-2022119901-A1 · Apr 21, 2022 · US
Grain-oriented electrical steel sheet and method for refining magnetic domain of same
US-2021317545-A1 · Oct 14, 2021 · US
Grain-oriented electrical steel sheet and magnetic domain refining method therefor
US-2021060694-A1 · Mar 4, 2021 · US
Recent patents
Latest publications not already listed above.
Grain-oriented electrical steel plate and manufacturing method thereof
US-10815545-B2 · Oct 27, 2020 · US
Electrical steel sheet and method for manufacturing the same
US-10804015-B2 · Oct 13, 2020 · US
Grain-oriented electrical steel sheet and magnetic domain refinement method therefor
US-2019321920-A1 · Oct 24, 2019 · US
Electrical steel sheet and method for manufacturing the same
US-2019035524-A1 · Jan 31, 2019 · US
Grain-oriented electrical steel plate and manufacturing method thereof
US-2017369960-A1 · Dec 28, 2017 · US
Method for forming groove in surface of steel plate, and apparatus therefor
US-2017348802-A1 · Dec 7, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Posco | 14 |
| Posco Co Ltd | 4 |
| Posco | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C21D8/1294 | 14 |
| B23K2103/04 | 12 |
| C21D8/1283 | 11 |
| B23K26/364 | 10 |
| C21D10/005 | 9 |