- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 27/10 - Lubricating, cooling, or heating rolls externally
Patent holdings for IPC class B21B 27/10
Total number of patents in this class: 204
10-year publication summary
|
12
|
12
|
19
|
17
|
13
|
12
|
7
|
10
|
14
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Primetals Technologies Austria GmbH | 579 |
23 |
| SMS Group GmbH | 1212 |
22 |
| Novelis Inc. | 787 |
20 |
| JFE Steel Corporation | 7660 |
13 |
| SMS Siemag Aktiengesellschaft | 483 |
12 |
| Nippon Steel Corporation | 7050 |
7 |
| Wisdri Engineering & Research Incorporation Limited | 231 |
6 |
| Hitachi Metals, Ltd. | 1813 |
5 |
| Siemens VAI Metals Technologies GmbH | 202 |
5 |
| Centre de Recherches Metallurgiques ASBL - Centrum voor Research in de Metallurgie VZW | 37 |
4 |
| Danieli & C. Officine Meccaniche S.p.A. | 721 |
4 |
| Primetals Technologies Japan, Ltd. | 182 |
4 |
| Siemens Plc | 70 |
3 |
| Fives DMS | 50 |
3 |
| Linde Aktiengesellschaft | 1411 |
3 |
| POSCO | 2143 |
3 |
| Primetals Technologies USA LLC | 119 |
3 |
| Sumitomo Metal Industries, Ltd. | 306 |
3 |
| Sendzimir Japan, Ltd. | 10 |
3 |
| Achenbach Buschhutten GmbH & Co. KG | 47 |
2 |
| Other owners | 56 |