- 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 47/06 - Winding-up or coiling on or in reels or drums, without using a moving guide with loaded rollers, bolts, or equivalent means holding the material on the reel or drum
Patent holdings for IPC class B21C 47/06
Total number of patents in this class: 44
10-year publication summary
|
5
|
6
|
1
|
1
|
0
|
0
|
2
|
4
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6809 |
5 |
| Primetals Technologies Japan, Ltd. | 162 |
5 |
| Nippon Steel & Sumikin Hardfacing Co., Ltd. | 22 |
4 |
| Danieli & C. Officine Meccaniche S.p.A. | 715 |
3 |
| Novelis Inc. | 742 |
3 |
| Primetals Technologies Austria GmbH | 530 |
3 |
| SMS Group GmbH | 1118 |
3 |
| SMS Siemag Aktiengesellschaft | 506 |
2 |
| The Yokohama Rubber Co., Ltd. | 4028 |
1 |
| Dalian University of Technology | 1513 |
1 |
| IHI Corporation | 3414 |
1 |
| IHI Metaltech Co., Ltd. | 13 |
1 |
| Processing Technologies, LLC | 17 |
1 |
| Siemens VAI Metals Technologies, Ltd. | 18 |
1 |
| SMS Demag AG | 110 |
1 |
| SMS Meer GmbH | 66 |
1 |
| Tocalo Co., Ltd. | 104 |
1 |
| Ddjm LLC | 2 |
1 |
| hpl-Neugnadenfelder Maschinenfabrik GmbH | 4 |
1 |
| Mrb Schumag Limited | 1 |
1 |
| Other owners | 4 |