- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 1/16 - Metal rolling methods or mills for making semi-finished products of solid or profiled cross-sectionSequence of operations in milling trainsLayout of rolling-mill plant, e.g. grouping of standsSuccession of passes or of sectional pass alternations for rolling wire or material of like small cross-section
Patent holdings for IPC class B21B 1/16
Total number of patents in this class: 203
10-year publication summary
|
15
|
15
|
10
|
16
|
13
|
18
|
21
|
17
|
17
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| POSCO Co., Ltd. | 2006 |
23 |
| POSCO | 2147 |
15 |
| Nippon Steel Corporation | 6843 |
12 |
| Danieli & C. Officine Meccaniche S.p.A. | 720 |
9 |
| JFE Steel Corporation | 7508 |
8 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
7 |
| Primetals Technologies Germany GmbH | 219 |
7 |
| SMS Group GmbH | 1194 |
6 |
| Primetals Technologies USA LLC | 120 |
5 |
| Hacanoka GmbH | 14 |
4 |
| Nucor Corporation | 418 |
4 |
| Cisdi Engineering Co., Ltd. | 107 |
3 |
| Hyundai Steel Company | 529 |
3 |
| Eurolls S.p.A. | 16 |
3 |
| Illinois Tool Works Inc. | 11858 |
2 |
| Siemens AG | 24033 |
2 |
| Hilti Aktiengesellschaft | 3662 |
2 |
| Aktiebolaget SKF | 3126 |
2 |
| Fuji Filter Manufacturing Co., Ltd. | 55 |
2 |
| Korea Institute of Machinery & Materials | 793 |
2 |
| Other owners | 82 |