- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 25/00 - Working sheet metal of limited length by stretching, e.g. for straightening
Patent holdings for IPC class B21D 25/00
Total number of patents in this class: 36
10-year publication summary
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3
|
2
|
4
|
4
|
1
|
0
|
1
|
3
|
2
|
2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crown Packaging Technology, Inc. | 498 |
2 |
| JFE Steel Corporation | 6935 |
2 |
| Rohr, Inc. | 752 |
2 |
| SMS Group GmbH | 1131 |
2 |
| Honda Motor Co., Ltd. | 25499 |
1 |
| Toyota Motor Corporation | 32869 |
1 |
| Hyundai Motor Company | 22315 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 14476 |
1 |
| Schaeffler Technologies AG & Co. KG | 9995 |
1 |
| NTN Corporation | 4973 |
1 |
| ACB | 7 |
1 |
| Benteler Automobiltechnik GmbH | 289 |
1 |
| Jilin University | 272 |
1 |
| Luminos Industries Ltd. | 10 |
1 |
| The Material Works, Ltd. | 29 |
1 |
| Ohio State Innovation Foundation | 2172 |
1 |
| Taiyuan University of Technology | 263 |
1 |
| ThyssenKrupp Steel Europe AG | 958 |
1 |
| Toyo Seikan Group Holdings, Ltd. | 844 |
1 |
| Usamp | 3 |
1 |
| Other owners | 12 |