- All sections
- B - Performing operationstransporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rollingauxiliary operations used in connection with metal-working without essentially removing material
- B21C 47/16 - Unwinding or uncoiling
Patent holdings for IPC class B21C 47/16
Total number of patents in this class: 30
10-year publication summary
|
1
|
0
|
9
|
4
|
1
|
1
|
0
|
1
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novelis Inc. | 742 |
11 |
| WAFIOS Aktiengesellschaft | 97 |
4 |
| Siemens AG | 24525 |
2 |
| Norsk Titanium AS | 75 |
2 |
| SMS Siemag Aktiengesellschaft | 506 |
2 |
| Komatsu Industries Corporation | 172 |
1 |
| Butech Bliss | 7 |
1 |
| POSCO | 2188 |
1 |
| POSCO Co., Ltd. | 1558 |
1 |
| Primetals Technologies Japan, Ltd. | 162 |
1 |
| Stolle Machinery Company, LLC | 421 |
1 |
| Dome Technology, LLC | 6 |
1 |
| Suzhou Huayuan Packaging Co., Ltd | 6 |
1 |
| TRUMPF Werkzeugmaschinen SE + Co. KG | 235 |
1 |
| Other owners | 0 |