Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2026043104-A1 · Feb 12, 2026 · US
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Cha Jin-Ho patents
Cha Jin-Ho is listed as an inventor on 11 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Cha Jin-Ho |
| Total patents | 11 |
| First publication | Dec 10, 2020 |
| Latest publication | Feb 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-12467111-B2 · Nov 11, 2025 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2024301527-A1 · Sep 12, 2024 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-12049679-B2 · Jul 30, 2024 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2023416863-A1 · Dec 28, 2023 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-11788166-B2 · Oct 17, 2023 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2023235423-A1 · Jul 27, 2023 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-11624100-B2 · Apr 11, 2023 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2022389533-A1 · Dec 8, 2022 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-11441205-B2 · Sep 13, 2022 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Posco Co Ltd | 8 |
| Posco | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C21D8/02 | 11 |
| C22C38/04 | 11 |
| C21D9/56 | 11 |
| B21D22/022 | 11 |
| C22C38/38 | 11 |