Cold rolled and heat-treated steel sheet and method of manufacturing the same
US-12486551-B2 · Dec 2, 2025 · US
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Kegel Frederic patents
Kegel Frederic is listed as an inventor on 13 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kegel Frederic |
| Total patents | 13 |
| First publication | Apr 30, 2019 |
| Latest publication | Dec 2, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
High toughness hot rolled steel sheet and method of manufacturing the same
US-12480188-B2 · Nov 25, 2025 · US
Production method for a spot welded joint using high strength and high forming steel
US-12151297-B2 · Nov 26, 2024 · US
Production method for a spot welded joint using high strength and high forming steel
US-2023050317-A1 · Feb 16, 2023 · US
High toughness hot rolled steel sheet and method of manufacturing the same
US-2023027001-A1 · Jan 26, 2023 · US
Cold rolled and heat-treated steel sheet and method of manufacturing the same
US-2023002847-A1 · Jan 5, 2023 · US
Cold rolled and annealed steel sheet and method of manufacturing the same
US-11530459-B2 · Dec 20, 2022 · US
Cold rolled and annealed steel sheet and method of manufacturing the same
US-11530461-B2 · Dec 20, 2022 · US
Spot welded joint using high strength and high forming steel and its production method
US-11504795-B2 · Nov 22, 2022 · US
Cold rolled and annealed steel sheet and method of manufacturing the same
US-2020370141-A1 · Nov 26, 2020 · US
Recent patents
Latest publications not already listed above.
Cold rolled and annealed steel sheet and method of manufacturing the same
US-2020347471-A1 · Nov 5, 2020 · US
Spot welded joint using high strength and high forming steel and its production method
US-2019193187-A1 · Jun 27, 2019 · US
Spot welded joint using high strength and high forming steel and its production method
US-10272514-B2 · Apr 30, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Arcelormittal | 13 |
| Arcelormittal Sa | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C22C38/02 | 13 |
| C21D2211/001 | 13 |
| C22C38/14 | 13 |
| C22C38/04 | 13 |
| C21D2211/008 | 13 |