- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 27/00 - RollsLubricating, cooling or heating rolls while in use
Patent holdings for IPC class B21B 27/00
Total number of patents in this class: 200
10-year publication summary
|
12
|
24
|
13
|
12
|
12
|
16
|
5
|
13
|
17
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp Steel Europe AG | 956 |
25 |
| Hitachi Metals, Ltd. | 2020 |
22 |
| JFE Steel Corporation | 6580 |
12 |
| SMS Group GmbH | 1080 |
8 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 58 |
5 |
| Novelis Inc. | 704 |
5 |
| Praxair S.T. Technology, Inc. | 134 |
5 |
| ArcelorMittal | 2072 |
4 |
| Nippon Steel Corporation | 6018 |
4 |
| POSCO | 2204 |
4 |
| Akers AB | 10 |
3 |
| POSCO Co., Ltd. | 1308 |
3 |
| ThyssenKrupp Rasselstein GmbH | 73 |
3 |
| Victaulic Company | 636 |
3 |
| Walzen-service-center GmbH | 3 |
3 |
| Arconic Technologies LLC | 230 |
3 |
| Mecanizacion Industrial Astillero, S.A. | 6 |
3 |
| Sabic Innovative Plastics IP B.V. | 683 |
2 |
| Airbus Defence and Space SAS | 549 |
2 |
| Constellium Issoire | 215 |
2 |
| Other owners | 79 |