- All sections
- B - Performing operations; transporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling; auxiliary operations used in connection with metal-working without essentially removing material
- B21C 47/00 - Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
Patent holdings for IPC class B21C 47/00
Total number of patents in this class: 102
10-year publication summary
|
8
|
4
|
13
|
5
|
7
|
8
|
5
|
2
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jdc, Inc. | 21 |
7 |
| SMS Siemag Aktiengesellschaft | 515 |
6 |
| SMS Group GmbH | 1078 |
5 |
| Siemens AG | 24572 |
4 |
| Nippon Steel & Sumikin Hardfacing Co., Ltd. | 22 |
4 |
| Novelis Inc. | 704 |
4 |
| POSCO | 2204 |
3 |
| Hitachi Metals, Ltd. | 2026 |
2 |
| Achenbach Buschhutten GmbH & Co. KG | 39 |
2 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 58 |
2 |
| Norsk Titanium AS | 70 |
2 |
| Primetals Technologies Japan, Ltd. | 152 |
2 |
| Reelex Packaging Solutions, Inc. | 38 |
2 |
| SMS Demag AG | 129 |
2 |
| Elf System Co., Ltd. | 5 |
2 |
| Spazzolplastica S.r.l. | 3 |
2 |
| Toyota Motor Corporation | 30345 |
1 |
| Honeywell International Inc. | 14007 |
1 |
| Seiko Epson Corporation | 18975 |
1 |
| Hitachi, Ltd. | 15203 |
1 |
| Other owners | 47 |