- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 1/09 - L-sections
Patent holdings for IPC class B21B 1/09
Total number of patents in this class: 16
10-year publication summary
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0
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2
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0
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1
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1
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1
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0
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0
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0
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7617 |
5 |
| Consolidated Metal Products, Inc. | 16 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9188 |
2 |
| Nucor Corporation | 416 |
2 |
| Aisin Keikinzoku Co., Ltd. | 84 |
1 |
| ArcelorMittal Investigacion y Desarrollo SL | 208 |
1 |
| JPW Industries Inc. | 150 |
1 |
| c/o AISIN KEIKINZOKU KABUSHIKI KAISHA | 9 |
1 |
| Other owners | 0 |