- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 37/22 - Lateral spread controlWidth control, e.g. by edge rolling
Patent holdings for IPC class B21B 37/22
Total number of patents in this class: 21
10-year publication summary
|
3
|
2
|
2
|
0
|
1
|
1
|
1
|
0
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 987 |
5 |
| Primetals Technologies Germany GmbH | 206 |
4 |
| JFE Steel Corporation | 7011 |
2 |
| Nippon Steel Corporation | 6439 |
2 |
| SMS Group GmbH | 1135 |
2 |
| Siemens AG | 24366 |
1 |
| Baoshan Iron & Steel Co., Ltd. | 975 |
1 |
| Primetals Technologies Austria GmbH | 546 |
1 |
| SMS Demag AG | 89 |
1 |
| Taiyuan University of Technology | 264 |
1 |
| TMEIC Corporation | 801 |
1 |
| Other owners | 0 |