- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 45/08 - Devices for surface treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling hydraulically
Patent holdings for IPC class B21B 45/08
Total number of patents in this class: 102
10-year publication summary
|
10
|
8
|
11
|
9
|
6
|
6
|
6
|
1
|
9
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7054 |
18 |
| SMS Group GmbH | 1141 |
15 |
| Baoshan Iron & Steel Co., Ltd. | 990 |
8 |
| POSCO | 2175 |
6 |
| Danieli & C. Officine Meccaniche S.p.A. | 716 |
5 |
| SMS Siemag Aktiengesellschaft | 500 |
5 |
| Hermetik Hydraulik AB | 9 |
4 |
| POSCO Co., Ltd. | 1592 |
4 |
| Nippon Steel Corporation | 6482 |
3 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 987 |
3 |
| Siemens AG | 24333 |
2 |
| ArcelorMittal France | 89 |
2 |
| The Material Works, Ltd. | 29 |
2 |
| Primetals Technologies Austria GmbH | 550 |
2 |
| Wuhan Iron and Steel Company Limited | 29 |
2 |
| POSCO Holdings Inc. | 337 |
2 |
| Hunan Valin Xiangtan Iron and Steel Co. Ltd. | 4 |
2 |
| Hauhinco Maschinenfabrik, G. Hausherr, Jochums GmbH & Co. KG | 7 |
1 |
| Hyundai Steel Company | 452 |
1 |
| Jiangsu Yonggang Group Co., Ltd. | 14 |
1 |
| Other owners | 14 |