- All sections
- B - Performing operations; transporting
- B21B - Rolling of metal
- B21B 37/56 - Elongation control
Patent holdings for IPC class B21B 37/56
Total number of patents in this class: 11
10-year publication summary
|
1
|
1
|
0
|
0
|
1
|
0
|
1
|
4
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Baoshan Iron & Steel Co., Ltd. | 832 |
2 |
| JFE Steel Corporation | 6067 |
2 |
| Nippon Steel Corporation | 5649 |
2 |
| Hyundai Steel Company | 310 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
| Yongjie New Material, Co., Ltd | 1 |
1 |
| Zhejiang Yongjie Aluminum Co., Ltd. | 2 |
1 |
| Ningbo Boway Alloy Plate & Strip Co., Ltd. | 3 |
1 |
| Other owners | 0 |