Serine protease variant
US-12570967-B2 · Mar 10, 2026 · US
This page is not indexed by search engines while we improve data quality.
Cho A-Ra patents
Cho A-Ra is listed as an inventor on 23 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Cho A-Ra |
| Total patents | 23 |
| First publication | Apr 2, 2020 |
| Latest publication | Mar 10, 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-2026043104-A1 · Feb 12, 2026 · US
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
Steel sheet for hot press formed member
US-2025010579-A1 · Jan 9, 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
Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance, and method for manufacturing same
US-2024198633-A1 · Jun 20, 2024 · US
Steel sheet for hot press formed member
US-2024009963-A1 · Jan 11, 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
Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same
US-11820103-B2 · Nov 21, 2023 · US
Recent patents
Latest publications not already listed above.
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
Novel serine protease variant
US-2023174964-A1 · Jun 8, 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
Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same
US-2022055342-A1 · Feb 24, 2022 · US
Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same
US-11198272-B2 · Dec 14, 2021 · US
Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance, and method for manufacturing same
US-2021362472-A1 · Nov 25, 2021 · US
Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance
US-11141953-B2 · Oct 12, 2021 · US
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
US-2020385833-A1 · Dec 10, 2020 · US
Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same
US-2020190620-A1 · Jun 18, 2020 · US
Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance, and method for manufacturing same
US-2020101695-A1 · Apr 2, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Posco Co Ltd | 12 |
| Posco | 11 |
| Cj Cheiljedang Corp | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C22C38/04 | 21 |
| B21D22/022 | 21 |
| C22C38/38 | 21 |
| C22C38/001 | 21 |
| C22C38/002 | 21 |